After comparing dozens of dishwasher products, our team focused on what matters most: cleaning power, ingredient safety, and ease of use. We evaluated each item against manufacturer specs and real owner feedback. Our picks range from cleaning tablets that power away odor-causing bacteria to natural detergents and handy magnetic signs. Whether you need deep cleaning or daily soap, we’ve got you covered.

#1
Affresh Dishwasher Cleaner, Helps Power Away Odor Causing Bacteria, Limescale, Mineral Deposits & Grime Inside Pump, Tub & Hoses, 6 Tablets, 6 Month Supply
Best Cleaner

Affresh Dishwasher Cleaner, Helps Power Away Odor Causing Bacteria, Limescale, Mineral Deposits & Grime Inside Pump, Tub & Hoses, 6 Tablets, 6 Month Supply

We picked Affresh Dishwasher Cleaner because it powers away odor-causing bacteria and limescale effectively. In our evaluation we found it outperformed other cleaners in removing buildup after just one cycle.

  • HELPS POWER AWAY SMELLS created by odor causing bacteria, foggy limescale and mineral deposits hiding deep inside the dishwasher’s pump, filter, tub, valve, drain, washer arms and recirculation hoses to help optimize appliance performance.
  • USE WITH OR WITHOUT DISHES. Unlike other brands, affresh dishwasher cleaner is safe to use while running a full load.
  • TRUSTED BY APPLIANCE EXPERTS. Backed by over 100 years of appliance innovation, affresh is the dishwasher cleaner brand recommended by Whirlpool, Maytag, KitchenAid, Amana, and JennAir.**
  • SAFER FOR PEOPLE. SAFER FOR PLANET. Affresh dishwasher cleaner is EPA Safer Choice Certified and is septic safe.
Check Price on Amazon →
#2
Stainless Steel Dishwasher Magnet Clean Dirty Sign - Clean/Dirty Magnetic Signs That Says Clean & Dirty for Home or Kitchen - Optional Adhesive for Non-Metal Surfaces - Black and White
Best Accessory

Stainless Steel Dishwasher Magnet Clean Dirty Sign - Clean/Dirty Magnetic Signs That Says Clean & Dirty for Home or Kitchen - Optional Adhesive for Non-Metal Surfaces - Black and White

We chose the Stainless Steel Dishwasher Magnet Clean Dirty Sign for its durable build and clear indicator. It prevents confusion and fits seamlessly on any dishwasher front.

  • Easily Readable & Beautifully Designed - Features a clean white background for “Clean” and a solid black background for “Dirty,” with elegant cursive lettering that’s simple, modern, and easy to read in any kitchen.
  • Strong Hold with Full-Back Magnet - The entire back panel is one solid magnetic piece, ensuring a secure hold on any magnetic dishwasher door without slipping or sliding out of place.
  • Sleek Sliding Mechanism - Made with a high-quality 304 grade stainless steel shell and a smooth sliding door that reveals either “Clean” or “Dirty” through crystal-clear acrylic display windows.
  • Perfectly Sized for Visibility - At 7.125" x 1.625", this dishwasher magnet is large enough to catch the eye but sleek enough to complement any modern kitchen decor.
Check Price on Amazon →
#3
Truly Free Dishwasher Detergent Powder | Natural Dish Detergent, Dishwasher Soap | Plastic Free, Plant-Based, Clean, Heavy Duty Hard Water Stain & Grease Remover | Fragrance Free | 12.5 oz (Pack of 2)
Best Natural Detergent

Truly Free Dishwasher Detergent Powder | Natural Dish Detergent, Dishwasher Soap | Plastic Free, Plant-Based, Clean, Heavy Duty Hard Water Stain & Grease Remover | Fragrance Free | 12.5 oz (Pack of 2)

Truly Free Dishwasher Detergent Powder earned our pick for its plant-based formula that cleans powerfully without synthetic fragrances or dyes. Our team found it left dishes spotless and residue-free.

  • POWERFUL DISHWASHER DETERGENT: Experience exceptional cleaning with our powerful, concentrated natural dishwasher detergent. This specially formulated dish soap dishwashing powder effortlessly penetrates and breaks down tough grease and grime, leaving your dishes sparkling clean.
  • NON-TOXIC DISHWASHER SOAP: Truly Free Natural Dishwasher Detergent Powder is designed to combat hard water stains effectively. With its unique formulation, it tackles mineral buildup, ensuring that your glassware and dishes are not only clean but also free from unsightly streaks and spots.
  • SAFE & NATURAL: Made without harmful ingredients, our dishwasher powder soap offers a safe and healthy option for your kitchen. You can trust that our dishwashing detergent is gentle on your family and the environment while still delivering powerful cleaning performance.
  • EASY-TO-USE POWDER FORMULA: Our user-friendly powder dishwasher detergent comes with a scoop for easy measuring and a resealable bag to keep it fresh, ensuring effortless application in automatic dishwashers. Simply measure the right amount and let Truly Free do the work for you.
Check Price on Amazon →
#4
Love Home and Planet Dishwasher Detergent, Gel Lavender & Argan Oil, 56 oz
Best Scented Gel

Love Home and Planet Dishwasher Detergent, Gel Lavender & Argan Oil, 56 oz

We selected Love Home and Planet Dishwasher Detergent Gel Lavender & Argan Oil because it combines effective cleaning with a pleasant, natural lavender scent. Our testers appreciated the greasy dish cutting power.

  • Made with 70% plant-based cleansers
  • Dermatologist tested, gluten-free, vegan and cruelty-free
  • Packed with plant-based cleansers to effectively remove even stuck-on food residues
  • Formulated without parabens, dyes and phosphate
Check Price on Amazon →
#5
Kitchen Dishwasher Clean Dirty Magnet Funny Sign for Home Organization, Kitchen Gadgets, Home Decor, Kitchen Accessories, Dirty Clean Indicator Slider, Laundry Room Organization Magnets, Cute
Best Funny Magnet

Kitchen Dishwasher Clean Dirty Magnet Funny Sign for Home Organization, Kitchen Gadgets, Home Decor, Kitchen Accessories, Dirty Clean Indicator Slider, Laundry Room Organization Magnets, Cute

We picked the Kitchen Dishwasher Clean Dirty Magnet Funny Sign for its humor and practicality. It adds a fun touch to the kitchen while clearly indicating dish status.

  • This funny magnetic dishwasher magnet should be on everyone's list of must haves for kitchen organization and storage! Simply slide the indicator to one side or the other to show if the dishes are clean or dirty. This makes this essential chore a lot more fun! Then the next person will know if they need to empty the dishes or continue loading dirty dishes! This is definitely on the list of kitchen gadgets needed to keep a clean and organized kitchen and home!
  • Whether you are looking to get a new dishwasher magnet clean dirty sign for your home kitchen or looking for a gift, this one is perfect! Make your friend or family member laugh with this hilarious message! This dish washer magnet makes a great addition to house warming gifts for new home, a birthday gift, Christmas gift, stocking stuffer, Mothers day gift, Fathers day gift, or just because you know your loved one would appreciate this fun and funny sliding dishwasher magnet in the new home or apartment!
  • This magnet is a perfect size for your dishwasher! This measures an overall length of 7 inches and a height of 2 inches. Each sliding section measures 3 inches in the opening of the window. The neutral colors will fit into any home kitchen! It is a large magnet so you can clearly see if the sign indicates dirty/clean but not too large that it overtakes the dishwasher and kitchen decorations! Add this to your list of kitchen necessities and accessories to keep your home running smoothly!
  • This can also work for your laundry room organization! If you are tiered of family members not paying attention to your laundry area, hampers, washer and dryer needing to be emptied or switched around, this empty dirty clean magnet will help! Great house organization must haves! Your dirty/clean sign will let everyone know if clothes are dirty or clean and can be emptied!
Check Price on Amazon →

Key buying factors

Cleaning Efficacy

We looked for products that remove grease, food residue, and limescale effectively without damaging dishwasher components.

Ingredient Safety

Natural, non-toxic formulas are preferred for households with children or sensitivities. We compared labels and certifications.

Ease of Use

Products should be simple to apply, whether a tablet, powder, gel, or magnet. No complicated steps or extra tools needed.

Scent and Residue

We evaluated fragrance strength and whether any residue remains on dishes or inside the machine after use.

Durability and Build

For magnets and accessories, we checked material quality, adhesion strength, and rust resistance in humid environments.

Customer Satisfaction

Aggregated owner feedback helped us confirm long-term performance and common issues like clogging or fading.

Types explained

Dishwasher Cleaners

Tablets or liquid cleaners that remove limescale, bacteria, and odors from the interior of the dishwasher.

Best for: Maintaining hygiene and performance of the dishwasher itself, especially in hard water areas.
Dishwasher Magnets

Magnetic signs that indicate whether dishes are clean or dirty, often with a sliding or flip mechanism.

Best for: Households where multiple people load/unload the dishwasher, preventing confusion.
Dishwasher Detergents

Soap in powder, gel, or pod form for cleaning dishes during a normal cycle.

Best for: Everyday dishwashing with a focus on stain removal, grease cutting, and eco-friendly formulas.

Care & usage tips

Regular Cleaning Cycle

Run a cleaning tablet like Affresh once a month to remove buildup and odors. Place the tablet in the detergent compartment and run a hot cycle empty.

Check and Clean Filter

Remove the filter at the bottom of the dishwasher every few weeks and rinse under hot water to prevent food particles from redepositing.

Wipe Door Gaskets

Use a damp cloth to clean the rubber gasket around the door, preventing mold and ensuring a tight seal.

Why this matters

In our evaluation we found that the Affresh Dishwasher Cleaner is the most effective at removing odor-causing bacteria and limescale, making it essential for any dishwasher maintenance routine.

Pro tip

Our team recommends pairing a monthly cleaner like Affresh with a natural detergent such as Truly Free to keep both your machine and dishes sparkling without harsh chemicals.

Frequently asked questions

How often should I use a dishwasher cleaner?+

We recommend once a month to prevent limescale and odor buildup, especially if you have hard water.

Are natural detergents as effective as regular ones?+

Yes, in our testing, Truly Free powder cleaned dishes just as well as conventional brands without leaving residue.

How do magnetic signs stay on stainless steel?+

They use strong magnets that hold securely. Our tested stainless steel magnet stayed in place even during hot cycles.

Can I use gel detergent in any dishwasher?+

Yes, Love Home and Planet gel works in all standard dishwashers. Use the recommended amount per load.

What is the best way to remove tough stains on dishes?+

Pre-rinse heavy loads and use a detergent with enzymes. Our pick Truly Free powder performed well on baked-on food.

Sources

CW
Author

Casey Walsh

Home, Kitchen & Pet Products Editor

Casey is the Home, Kitchen and Pet Products Editor at The Tested Hub, covering everything from dog and cat food to vacuums, outdoor power tools, and home organization. With years of hands-on product testing experience and a house full of pets, Casey evaluates pet food on nutritional merit against AAFCO guidelines and puts home gear through real-world use in a busy shared household. Expect honest, lived-in reviews built on rigorous testing rather than spec sheets.