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Top 9August 2025

Best Filterless Water Fountain For Cats

We made a list of the top 9 Filterless Water Fountain For Cats based on verified reviews, popularity and other factors which we summarized for you in this list.

Best Choice

GOYJOY Smart Pet Water Fountain,Filterless Cat Water Fountain No Filter,Ultra Silent Cat Fountain,Sewage Separation & Always Fresh Water,with 1Pack Pet Hair Remover

GOYJOY Smart Pet Water Fountain,Filterless Cat Water Fountain No Filter,Ultra Silent Cat Fountain,Sewage Separation & Always Fresh Water,with 1Pack Pet Hair Remover

✓【Clean&Wastewater Separation Design-Pet Drink More Water】Unlike water circulating pet fountain,this cat water dispenser has the unique patent design of clean water tank,dirty water tank and water bowl separation.No circulating sewage water,regularly supply fresh water,tipping wastewater that contains fur and food residues.Your pets will start to drink more water,it is good for them.
✓【No Filters Cost and Hassle】This cat fountains for drinking no need filters,you don’t have to keep buying expensive filters or replacement it regularly.Save a large cost and worry free pets drink dirty water when long time don’t replace filters.Smart pet water fountain automatically provides fresh water at regular time,ensure that every sip of water your furry friends drink is fresh.Made of BPA free food grade material,good for pets.
✓【Large Capacity&180 Days of Battery Life】With a 3L/102oz capacity,you don't have to refill it frequently. Perfect for cats,multi cats or small dogs,keep pets well-hydrated when you go out.Powered by 2000mAh built-in rechargeable battery,the cat drinking fountain no filter provides up to 180 days of battery life.Your pets can enjoy fresh,clean water anywhere they want without worrying about power outlets or cords,offering great flexibility.The filterless cat water fountain is silent,it doesn't disturb the household or scare your pet.
✓【Easy to Assemble and Clean】Designed with a snap on structure,smart water fountain cat can be assembled and disassembly in seconds.Touch electronic screen design,easy to set the time and volume of water supply and replacement according to your pets’ preferences.The cat water fountain no filter regularly tipping wastewater from the bowl and removing fur and impurities,ensure every sip is fresh and clean.Just need to clean the water bowl,it can be disassembly for cleaning in seconds.You don't need to clean the clean water tank even for a month.
✓【Pay Attention】1.Lights on the screen won't keep stay on.After setting up the screen,the light will go out after 10 seconds,but device will work normally.2.Please switch the button that near the charging port to "ON" setting before charging,otherwise the charge won't work.(Flashing blue light: Charging; Flashing green light:Fully charging)

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13% Discount

Wireless Cat Water Fountain No Filters, Wastewater Separation, FEELNEEDY Stainless Steel Bowl, 3.5L Pet Water Fountain for Cats & Dogs Dispenser, White

Wireless Cat Water Fountain No Filters, Wastewater Separation, FEELNEEDY Stainless Steel Bowl, 3.5L Pet Water Fountain for Cats & Dogs Dispenser, White

✓Revolutionary Wastewater Separation – Features independent clean/wastewater tanks for continuous fresh water. The self-cleaning cycle timing automatically pours stale water, every sip is crisp and clean. Perfect for cats and small pets with sensitive hydration needs, this pet water fountain reduces slimy residue and guarantees 24/7 freshness
✓No Filters, Pure Savings – No filters or recurring costs! This revolutionary design skips weekly filter replacements, saving you time and money. Simplified maintenance meets hygienic hydration, offering a budget-friendly solution for pet owners
✓180 Days Cordless Freedom – Powered by a 2,000mAh USB-C rechargeable battery, this fountain runs cordlessly for up to 6 months per full charge. The 3.5L clean-water tank lasts 3–9 days, ideal for homes, balconies, or travel. Keep pets hydrated effortlessly, even when you’re away
✓304 Stainless Steel Bowl – The drinking surface uses 304-safe, rust-resistant stainless steel (clean/waste tanks: durable plastic) to prevent bacterial buildup and pet acne. Smudge-proof and easy to clean, it ensures worry-free hydration
✓Quiet Operation – Near-silent 30dB motor ensures peace day and night. *Note: A brief 30–35dB water-refill sound occurs during pouring water.* All detachable parts and non-stick materials enable 3-minute deep cleaning—perfect for sound-sensitive households

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33% Discount

Cat Water Fountain Stainless Steel: 74oz/2.2L Cat Fountain for Drinking - Pet Water Fountain for Cats Inside - Quiet Cats Water Bowl Dispenser - Kitty Drinking Fountains - for Pets& Small Animals

Cat Water Fountain Stainless Steel: 74oz/2.2L Cat Fountain for Drinking - Pet Water Fountain for Cats Inside - Quiet Cats Water Bowl Dispenser - Kitty Drinking Fountains - for Pets& Small Animals

✓【GIOTOHUN Is Trustworthy】 "Making the lives of pets and owners smarter" is the philosophy of the GIOTOHUN brand. Our products allow your pet to get enough water while saving you time. If you have to go out, you don't have to worry about your pet being thirstyh.The cat water fountain has 2.2L (74oz), the cat water fountain filled with water can provide your pet with 5-7 days of drinking water.
✓【Drinking Fun】 GIOTOHUN's cat fountain is available in both faucet running water and fountain running water models. The simulated faucet running water design will entice your furry friends at home to drink cleaner water with the cat fountain. For shorter furry friends, you can use the fountain mode to better care for their spines. GIOTOHUN's cat fountain meets the different needs of pets.
✓【Drink With Peace Of Mind】 The stainless steel cat water fountain is made of SUS 304 stainless steel for sturdy, rust-resistant construction, safety and durability. In addition, the stainless steel is easy to clean and promotes a clean water source, ensuring that your pet receives a clean and healthy water source.
✓【Good Dreams】 The new upgraded water pump reduces the noise so you can sleep peacefully even if pet water fountain is in your bedroom. Its sound (<25dB) is less than a whisper. It is also a 0.8W low power consumption water pump, which is very energy efficient and environmentally friendly. We recommend cleaning the water pump every 2 weeks to prevent it from getting clogged with cat hair.
✓【Enjoy Every Sip Of Fresh Water】 This water fountains for cats indoor has a 4-stage filtration system to consistently provide your pet with fresh, healthy water. 1.Activated carbon removes bad taste and odor 2.Ion exchange resin could soften the tap water 3.The non-woven fabric captures cats' hair and impurities 4.The high-density sponge of pump helps remove fine particles(Please search “B0DFMBP2BJ” to buy the official cartridge.
✓【Warm Tips】 This cat fountains for drinking can be assembled and disassembled in minutes, making maintenance a breeze. If you need replacement parts, you can buy them at the GIOTOHUN store.（We recommend replacing the filter every two weeks）

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8% Discount

Wireless Cat Water Fountain Cordless: Battery Operated Cat Fountain - 108oz/3.2L Automatic Pet Water Dispenser Rechargeable Drinking Fountains for Cats Indoor with Motion Sensor Multiple Cats and Dogs

Wireless Cat Water Fountain Cordless: Battery Operated Cat Fountain - 108oz/3.2L Automatic Pet Water Dispenser Rechargeable Drinking Fountains for Cats Indoor with Motion Sensor Multiple Cats and Dogs

✓Wireless, Flexible Placement: Say goodbye to the clutter of tangled wires and enjoy the freedom of placing the VKIMISS cordless cat water fountain anywhere in your home. This cat drinking fountain ensures your beloved cats have access to fresh water at all times, while also preventing the safety hazards of pets chewing on wires
✓Stainless Steel Drinking Tray: The battery water fountain for cats comes with a stainless steel water tray and plastic bucket that is not only durable and not easily damaged, but can also be sterilized at high temperatures. This means you can provide your cats with a safer and more hygienic to drink option that helps protect their health and reduce health issues caused by water quality problems
✓Long-lasting Battery: The battery operated cat water fountain comes with a powerful 4000mAh rechargeable built-in battery that can continuously supply fresh, clean water for up to 45 days on a single full charge in timer mode. Cat water fountain cordless is not only convenient for daily use, but also ensures that your cat stays hydrated while you are at work or on a short trip, giving pet owners peace of mind
✓3 Water Flowing Modes: The cat water fountain wireless offers three different water flow modes to suit your cat's different preferences: Sensor Mode, Timed Mode, and Continuous Mode. The different modes of the cat water dispenser allow you to customize the best drinking experience for your pet and promote healthier hydration habits
✓Circulation layered filtration: Kitten water fountain uses upgraded VKIMISS filter, which increases the use of filtration materials to provide excellent water purification. The circulation filtration system for can provide pure, fresh water for your furry friends
✓Easy to clean and maintain: The detachable design of the cordless cat waterer makes cleaning a breeze. The wireless water pump can be effortlessly removed for a thorough cleaning of the interior without worrying about tangled wires. (Important note: The cat waterer's battery is not waterproof, so it must be removed before cleaning)

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Potaroma Smart Wireless Pet Water Fountain, No Filter, 3.5L Large Capacity, Rechargeable Automatic Water Dispenser for Cats and Small Dogs, Wastewater Separation Always Fresh Water

Potaroma Smart Wireless Pet Water Fountain, No Filter, 3.5L Large Capacity, Rechargeable Automatic Water Dispenser for Cats and Small Dogs, Wastewater Separation Always Fresh Water

✓Revolutionary Self-Refill Design - Keep your cat and pet hydrated with fresh, clean water every time! This automatic water fountain discards slimy, stagnant water and refills the bowl with only fresh water, ensuring your pets enjoy a hygienic and refreshing drink—ideal for cats, kittens, and all small pets.
✓No Filters, No Ongoing Costs - Say goodbye to messy filters and expensive replacements! This innovative pet fountain is designed for hassle-free maintenance, making it a necessity for pet owners seeking a cost-effective and clean hydration solution.
✓Hygienic Dual-Tank System for Freshness - Designed with separate clean and wastewater tanks, this fountain keeps every sip fresh. Easy to clean and maintain, it’s a must-have essential for your kitty, cat, and other pets.
✓Cordless Convenience with 180-Day Battery Life - Powered by a Type-C rechargeable battery, this cordless water fountain offers up to 180 days of operation per charge. Flexibly place it in any room—be it the living room, bedroom, or balcony.
✓Maximum 3500ML Capacity for Worry-Free Travel - This smart water dispenser features a large 3500ML clean water tank, meeting your pet's drinking needs for 3–9 days. Whether you’re at home or away, your furry friends will stay hydrated without the need for constant refills. We recommend adding only 3L water to prevent accidental spills.
✓Almost-Quiet Operation for Peaceful Hydration- This pet water fountain is almost silent for indoor use. It allows your pets to drink in comfort while you enjoy almost undisturbed relaxation—even during nighttime. But please be aware that there will be a sound of 40-50 dB for a a few seconds during water change. Please consider this before purchasing.

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12% Discount

Saker Automatic Cat Water Dispenser: Smart Pet Water Fountain No Filter for Small Dogs - Wireless 3L Rechargeable Smart Cat Fountain - Wastewater Separation

Saker Automatic Cat Water Dispenser: Smart Pet Water Fountain No Filter for Small Dogs - Wireless 3L Rechargeable Smart Cat Fountain - Wastewater Separation

✓Smart Adjustable Water Flow for Optimal Hydration: The Saker cat water fountain offers 3 flow modes and 3 frequency settings, tailored to your pet’s drinking habits.(If water gets into the motherboard and keeps triggering the drain function, you can shut down and restart or shut down the machine 2-3 days.)
✓Hassle-Free Maintenance with No Filter: Unlike traditional pet water dispensers, this fountain automatically refresh water, saving your time on filter replacements. Simply fill the clean water tank and drain the wastewater, and enjoy clean water effortlessly. (The control panel will automatically lock after 30 seconds of inactivity. To unlock it, simply long-press the refresh button.)
✓Wireless and Rechargeable: Powered by a Type-C rechargeable battery, this water dispenser operates cordlessly for flexible placement. The product can only be charged when it is powered on. (If the charging directly shows the green light, the battery may be locked in low battery, and it needs to be charged for more than one minute to resume the blue light flashing while charging)
✓Dual-Tank System with Smart Indicators: The Saker cat fountain features a separate clean water tank and wastewater tank, with LED alerts for refills or cleaning.
✓Quiet & Easy to Use: Designed for a peaceful home, this dispenser is quiet and a breeze to set up. It will come into contact with electricity and water, you can contact us for troubleshooting when it malfunctions.

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GOYJOY Smart Pet Water Fountain,Filterless Cat Water Fountain No Filter,3L/102oz Ultra Silent Cat Fountain,Sewage Separation & Always Fresh Water(Includes A Silicone Food Mat)

GOYJOY Smart Pet Water Fountain,Filterless Cat Water Fountain No Filter,3L/102oz Ultra Silent Cat Fountain,Sewage Separation & Always Fresh Water(Includes A Silicone Food Mat)

✓【Clean&Wastewater Separation Design-Pet Drink More Water】Unlike water circulating pet fountain,this smart pet water fountain no filter has the unique patent design of clean water tank,dirty water tank and water bowl separation. No circulating sewage water,regularly supply fresh water,tipping wastewater that contains fur and food residues.Your pets will start to drink more water,it is good for them.
✓【No Filters Cost and Hassle】Compared to most pet water fountains,smart pet water fountain no need filters,you don’t have to keep buying expensive filters or replacement it regularly.Save a large cost and worry free pets drink dirty water when long time don’t replace filters.Filterless cat water fountain automatically provides fresh water at regular time,ensure that every sip of water your furry friends drink is fresh.Made of BPA free food grade material,good for pets.
✓【Large Capacity&180 Days of Battery Life】With a 3L/102oz capacity,you don't have to refill it frequently. Perfect for cats,multi cats or small dogs,keep pets well-hydrated when you go out.Powered by 2000mAh built-in rechargeable battery,the cat water fountain filterless provides up to 180 days of battery life.Your pets can enjoy fresh,clean water anywhere they want without worrying about power outlets or cords,offering great flexibility.
✓【Easy to Assemble and Clean】Designed with a snap on structure,filterless pet water fountain can be assembled and disassembly in seconds.Touch electronic screen design,easy to set the time and volume of water supply and replacement according to your pets’ preferences.The cat water fountain filterless regularly tipping wastewater from the bowl and removing fur and impurities,ensure every sip is fresh and clean.Just need to clean the water bowl,it can be disassembly for cleaning in seconds.
✓【Pay Attention】1.Pay Attention:The silicone mat is in the gap between the small inner box and the outer box (on the left or right).Please check carefully!2.Lights on the screen won't keep stay on.After setting up the screen,the light will go out after 10 seconds,but device will work normally.3.Please switch the button that near the charging port to "ON" setting before charging,otherwise the charge won't work.(Flashing blue light: Charging; Flashing green light:Fully charging)
✓【Equipped With a Silicone Mat】Pet food mats are made of premium food-grade silicone.Effectively preventing pets from eating food that has been soiled by the floor.Also it is waterproof and that water can be contained to the top side of mats,prevent water from seeping into the floor and causing damage.Easy to clean and conveniently carried,great for travel.Pay Attention:The silicone mat is in the gap between the small inner box and the outer box (on the left or right).Please check carefully!

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39% Discount

GJEASE Smart Pet Water Fountain No Filter,Wireless Cat Water Fountain Cordless,Battery Operated Filterless Cat Water Fountain

GJEASE Smart Pet Water Fountain No Filter,Wireless Cat Water Fountain Cordless,Battery Operated Filterless Cat Water Fountain

✓【Clean&Wastewater Separation Design】This smart pet water fountain has the unique patent design of clean water tank,waste tank and drinking cup separation.No circulating sewage water and filtered water,regularly dispense fresh water,tipping wastewater.Every sip is fresh,your pets will start to drink more water,even perfect for picky pets.
✓【No Filters Cost and No Slime Formed】This smart water fountain cat no need filters,you don’t have to keep buying expensive filters or replacement it regularly.Save a large cost and don’t worry pets drink dirty water when long time don’t replace filters and no slime formed.The smart pet water fountain no filter made of BPA free food grade material, safe for pets.
✓【Warm Tips】The silicone mat is in the gap between the small inner box and the outer box (on the left or right). Please check carefully!The maximum water will be dispensed within 3 hours is 120ml! Please choose according to the water demand of your pet.Usually suitable for families with no more than 3 adult cats,not for large dog.(If you notice any question or problem during use, please reach out immediately for troubleshooting support.Don't worry)
✓【Large Capacity&Exceptional Battery Life】With a 3L capacity,you don't have to refill it frequently.Powered by 2000mAh built-in rechargeable battery,the smart cat water fountain provides up to 180 days of battery life.Your pets can enjoy fresh,clean water anywhere they want without worrying about power outlets or cords,offering great flexibility.The filterless cat water fountain is silent,it doesn't disturb the household or scare your pets.
✓【Detachable Design-Assemble and Clean Easily】Designed with a snap on structure,the pumpless cat water fountain can be assembled and disassembly in seconds.Touch electronic screen design,easy to set the time and volume according to your pets’ preferences.The drinking cup,water tank and sewage tank are detachable,can be cleaned separately.You don't need to clean the clean water tank even for a month.Only the drinking cup needs daily cleaning.
✓【Equipped With a silicone Mat】It effectively avoid wetting pet paws and keeps pet's eating area clean.The rubber bottom prevents water from seeping into the floor and causing damage.Not only can be used for pet food and water bowls or automatic feeders,but it can also be used as a special drying mat for pet bowls.Pay Attention:The silicone mat is in the gap between the small inner box and the outer box (on the left or right).Please check carefully!

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7% Discount

AIERSA Smart Pet Water Fountain, Automatic Pet Water Fountain No Filter Needed, Filterless Cat Water Fountain, Self-Cleaning Cat Water Fountain Without Filter, Rechargeable Water Dispenser for Cats

AIERSA Smart Pet Water Fountain, Automatic Pet Water Fountain No Filter Needed, Filterless Cat Water Fountain, Self-Cleaning Cat Water Fountain Without Filter, Rechargeable Water Dispenser for Cats

✓Smart Cleaning for Your Cat's Health:Before each dispensing cycle, the automatic cleaning system directs dirty water into a waste tank, ensuring the bowl always contains clean water. This isn't just about water quality; it's about safeguarding your cat's health. For those picky cats, this smart cat water fountain provides consistently fresh water, encouraging them to stay hydrated
✓Personalized Settings to Meet Your Cat's Needs:Every cat has its own drinking preferences, and this cat water fountain allows you to customize the amount of water dispensed and the interval between cycles according to your cat's habits. Whether your cat prefers frequent small sips or larger drinks less often, you can find the perfect setting. This personalized care helps your cat develop healthy drinking habits and shows you understand their unique needs
✓Quiet Operation for a Calm Drinking Experience:We understand how sensitive our feline friends are to noise, which is why we've incorporated silent pump technology. This filterless cat water fountain operates with barely a whisper, ensuring it doesn't startle your cat. It provides a peaceful drinking environment, allowing your cat to relax and enjoy every sip. In a quiet setting, your cat can drink with comfort, a thoughtful consideration for their delicate hearing
✓Long-Lasting Battery Life for Peace of Mind:Picture this: your feline friend enjoying a constant supply of fresh water for up to 6 months without the hassle of constant recharging. This rechargeable cat water fountain extended battery life of up to 180 days is a lifesaver for busy pet parents and frequent travelers. It ensures your kitty has access to clean water, even when you're away
✓Smart Indicators for hassle-free Monitoring:When the water tank is low or the waste tank is full, indicator lights will alert you in time. This thoughtful design means you don't have to constantly check the water levels, avoiding the hassle of leaks or water shortages. You can go about your busy life, knowing your cat's water needs are always met
✓Easy-to-Clean Design for Hygiene:The detachable water tank, waste tank, and drinking bowl make cleaning a breeze. Regular cleaning is quick and easy, ensuring the cat water fountain without filter stays hygienic. In just a few minutes, you can ensure your cat drinks clean, sanitary water, a simple yet effective promise to their health.

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