Best Automatic Fish Feeders (Review & Buying Guide) in 2019

While cats and dogs remain to be the most popular companions for people around the world, it might not be possible for everyone to own one practically. There comes the third most popular pet after cats and dogs; fish. Your busy schedule may not allow you to own a fish either due to the fact that you won’t be able to feed your fish on time or if you leave food, they might overeat.

Feeding your fish becomes even more challenging when you have a job that needs you to go out of town every other week and you have no one to depend on who would take care of your fish. Although your trauma of coming home and finding your beloved goldfish belly up in his bowl is not what you would look forward to, that’s where you want to start. You may go ahead with that office trip or vacay and let us bring to you the best automatic fish feeders as listed below!

Eheim Battery Operated Auto Fish Feeder

Eheim Battery Operated Auto Fish Feeder

Fish Mate P21 Automatic Pond Fish Feeder

Fish Mate P21 Automatic Pond Fish Feeder

API 14-Day Pyramid Fish Feeders

API 14-Day Pyramid Fish Feeders

Best Automatic Fish Feeders Buying Guide & FAQ

What to Consider When Buying an Automatic Fish Feeder for Your Aquarium

1. Quantity and Time Controller

Fishes cannot just digest food for which it is recommended to feed your fish many times a day rather than at one go. It is important to buy an automatic fish feeder of which the timer is reliable and is super easy to set the quantity to be given to your fish. Select a feeder that dispenses consistent portions of feeds and in a timely manner.

Related Post: Aquarium Pumps

2. Size

When it comes to the size, make sure you select the correct feeder size for your aquarium. If you have a small home aquarium, it is advisable to buy a small and handy feeder with a moderate container.

3. Ventilation system

Since you’re busy most of the time, find the auto feeder with the best possible fan and a ventilation system to ensure that your fishes are fed fresh and safe.

fish food

The air flow of the compartment manages the dampness of the food and is a remarkable feature of the automatic fish feeders. The ventilation system also ensures that your fish gets fresh quality nutritional food that will avoid your fish to fall ill.

4. User-friendly

If you’re new to using an automatic fish feeder, it is important that you choose the one that is easy and simple to use. We would recommend you the one that consists of an LCD screen that makes it easier for you to make adjustments. However, if you’re already used to with these automatic fish feeders, go ahead with the one that has wider features and better options.

5. Battery

Your automatic fish feeder is your substitute. You wouldn’t be amused if you come home from a holiday and see your fish suffering. To avoid such dreadful incidences, buy an auto feeder with a sustainable battery life. Moreover, many automatic feeders come with an LCD or LED display, which is easier to read the battery life. Some also come with an integrated clock or alarm bell that indicate the battery. These features are very helpful in handling your life as a fish owner.

6. Frequency of feeding

If you want your fish to grow big and healthy, you’ll need to consider their frequency of feeding. It doesn’t necessarily mean that the more you feed, the better your fish will grow up to be. It is highly recommended that feed your fish 4 times a day in small portions. Therefore, choose the one that has the option to feed that many times a day.

Related Post: Best Aquarium

Benefits of Using Automatic Fish Feeders

You love your fish as much as you love going on vacations, never mind. Automatic Fish Feeders are the solution to your dilemma. You do not have to rely on your friend or neighbour to look after your fish, rather rely on the internet and go look for the best automatic fish feeder. You can rest assured that your fishes are going to be happy and safe while you’re happy and content at your vacation. Plus, you could be having a long tiring day, the automatic fish feeder will make your life hassle-free by feeding your pet fish.  Needless to say, automatic fish feeder provides your fish with the appropriate amount of food needed for your fish, which might be a little distorted if you manually feed them. One day they might get a bit too much of food, while the other day they might get less. You see, automatic fish feeder eliminates such errors.

automated fish feeders for aquarium fishes

Automatic Fish Feeders Maintenance

The best part about an automatic fish feeder is that it requires very less maintenance. It might be tough for you to believe, but most of these products have a warranty of 1 – 3 years and all you need to do is make sure that the battery of the device is working fine and that change it if it’s necessary. In addition to that, some of the devices are prone to clogging the food outlet, which also you need to make sure that it’s not clogged and your fishes are receiving food properly. One more thing that you need to check is that the electronic part of the device is not getting wet, which may later cause improper functioning. Other than that, it is very simple to maintain an automatic fish feeder.

Related Post: Aquarium LED Lighting


Q:  What is an automatic fish feeder?

A:  An automatic fish feeder is an electronic device designed to feed your fish from time to time. They are mostly used when the aquarist is away for vacation or busy to maintain a regular feeding schedule.

Q:  Are automatic fish feeders bad for fish?

A:  Automatic fish feeders have the reputation of being the last option while you’re away from home for quite a few days. While this might be the case, automatic fish feeders are more than that. These devices ensure that your fish is being fed properly and on time and that they are not overfed or underfed. Whereas, you, on the other hand, might overfeed or underfeed your fish, or might not even feed at all. Hence, these devices are surely not at all bad for your fish.

Q:  Will tablets harm the water?

A:  Fish foods basically consist of proteins, minerals, vitamins, fibre and fats needed for your fish to stay healthy. Among the automatic fish feeders, the tablet ones are meant to be dipped in water that dissolves over time providing necessary nutrients for your fish. The tablets are not that bad, in fact, it helps the aquarium water to keep clean and reduce toxins.

Q:  What tank types accept automatic feeders?

A:  Most tank feeders are compatible with small aquariums while, some of them are suitable for ponds and large aquariums, making them “universal fitting tanks”

Q:  How long can they work on their own?

A:  The automatic fish feeders are powered by batteries. Majority of these requires 2 AAA or single AA batteries to operate by their own. Depending on how long the batteries last (most of the time 6 – 12 months), they work on their own.

Q:  Is there a limit to the amount of fish it feeds?

A:  A typical automatic fish feeder could feed about 5 – 10 fishes, depending on how much you want to feed them. The bigger the container of the fish feeder is, the more food you can accommodate in it. However, you can program the number of times you would like to feed them in a day, there is no limit to that. Also, there is no limit to the amount of fish it feeds.

Q:  Can I set feeding intervals?

A:  Of course, you can! After all, that’s what automatic fish feeders are for! In fact, you could choose from a 12-hour interval or 24-hour interval, depending on how frequently you want to feed your fish.

Related Post: Best Aquarium Heater

Q:  How hard are they to set up?

A:  To your surprise, automatic fish feeders are very easy and simple to set up and use. All you have to do is, buy them and clamp it with the bracket fits provided on the edge of the glass tank or mount it on top of your aquarium.

Q:  Will any fish food work with an automatic fish feeder?

A:  Varying the different types of fish food, Automatic fish feeders works best when it is filled with dry foods such as flake foods, pellets, and spirulina.


Related Post: Best Aquarium Substrate

Our Top Pick

Eheim Battery Operated Auto Fish Feeder is supposedly the best automatic fish feeder according to use since it offers a wide variety of functions at an affordable price. Since fish feeders have to be in contact with water, you don’t have to worry about it getting damaged, since it is completely waterproof. A warning level promptly shows up when the battery life is low. It is extremely user-friendly, and with the use of only 2 AA batteries, it can feed your fish up to 6 weeks in your absence. Ideal for all types of food, but with the touch of a button, snacks for your fishes are possible at any time of the day. It’s not just a fish feeder, but an additional luxury to your lifestyle!


  1. Best Automatic Fish Feeder 2018 Reviews – Aquarium & Pond, Aquarium Adviser
  2. What’s The Best Automatic Fish Feeder For You: Top 5 Reviews, Aquarist Guide
  3. Should I Use Feeder Fish to Feed my Fish?, The Aquarium Club
Rate This Article:
4.96 / 5.0
75 User Voted
Add Your Rating: