Best Salt Free Water Softeners – Comparison & Reviews

Hard water is a common problem that affects a majority of households. The high mineral content of hard water causes unpleasant soap scum and limescale build up. Long term, this buildup could lead to inefficient furnaces and water heaters.

To avoid the potential problems hard water can cause it is wise to consider a water softener. A water softener removes a large amount of the minerals from the water.  More in-depth information can be found on our “How a water softener works” page.

There are two types of water softeners, salt and salt-free.  Unlike salt-based water softener systems, a salt free water softener is practically maintenance free and almost as effective as salt based softeners at solving your hard water problems.

With all the available choices how will you know which is the best system for you? Take a look at our Best Water Softener page which reviews both salt and no-salt water softeners.

This page focuses on salt-free water softeners. Here are the best no salt water softeners on the market to help you narrow it down.

Eddy Electronic Water Descaler

The Eddy Electronic Water Descaler Alternative is a unique system that does not remove minerals from the water. This allows the water to keep the mineral benefits.

Instead, this system uses electro-magnetic waves to alter the limescale and prevent it from building up. You get to keep the health benefits of the minerals without the drawback of limescale film.

In no-salt water softener comparisons, this unit rates higher because it preserves the minerals instead of stripping them from the water.

Another great feature of this unit is that there are no plumbing changes required for installation.

Hard Water Genie

If you are looking for a non-chemical solution for your hard water, the Hard Water Genie is one of the best water conditioner systems you can buy.

It uses both radio waves and electromagnetic waves to descale your water and prevents the excess wear and tear on your appliances that can build up from limescale deposits.

You will no longer have to worry about water spots on your glasses from the dishwasher. They will now come out clean. This system is low maintenance and easy to install and is approved for use with plastic or PVC piping.

Aquios FS220 Salt Free Softener Filtration System

For a whole house water softener, you should check out the Aquios FS 220 Salt Free Water Softener and Filtration System. In addition to conditioning your hard water, it also filters out contaminants.

For a whole house water softener, you should check out the Aquios FS 220 Salt Free Water Softener and Filtration System. In addition to conditioning your hard water, it also filters out contaminants.

If you are worried about the loss of water pressure, this unit is the one for you. In saltless water softener reviews this unit rated highest in retaining water pressure.

No electricity is needed for the unit to work and it takes up very little space with the ability to mount it on a wall. Additionally the filter is good for 40,000 gallons of use before needing to be replaced.

Scalewatcher Nano Electronic Descaler

The Scalewatcher Nano Electronic Descaler begins working as soon as it is installed.

It works by altering the mineral deposits to crystals so that they don’t attach to hard surfaces. Instead they flow with the water. One unit has the ability to protect the water supply of the whole house.

You will no longer need to clean your showerheads or dishwasher with harsh chemicals because this device will prevent the deposits from beginning in the first place.

It also includes an LED indicator to display its operations. This innovative descaler is easily one of the best salt free water softeners available.

Nuvo H20 DPHB Home Softener System

Not only does this unit prevent future limescale buildup, it also removes the buildup that occurred before the unit was installed. It reverses the previous damage that was caused by your hard water and helps prevent new damage from occurring.

This is a benefit not only for your health, but for the environment as well. It also doesn’t affect the water pressure, so the only side effect you will have is cleanliness.

The Nuvo H20 DPHB also has a capacity of 50,000 gallons making it one of the highest capacity units of its size in the industry as well as one of the best water conditioner systems on the market.


When looking for a salt-free water softener system the choices can be overwhelming.

Each of these salt-free water softener systems offers its own benefits and it is important to know what you need in your home before purchasing. These units are some of the best salt free water softeners on the market and you can’t go wrong with purchasing any of them.

They all use their own innovative technology to protect your appliances and your health from the limescale deposits caused by hard water.  Some even reverse the previous damage.

You can look forward to clean showers and glasses without spots after running the dishwasher.


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