Best Lime & Rust Removers of 2026

"After years of dealing with deep orange-red stains on my siding and window frames from well water, I tried this product and was amazed. Lighter stains disappeared in minutes, and even heavy stains were mostly gone after a couple tries. The siding looks restored and undamaged, and the price is fantastic for the results. I didn’t even need to scrub—just spray, wait, and repeat."

"I was blown away by how fast this gel spray worked on iron stains in my tub and shower. After struggling with various products for months, nothing even came close. With just a scouring pad and a little effort, my surfaces came clean right away. I’m seriously impressed and will recommend this to anyone with hard water stains."

"During hurricane season, I ended up with rust stains in my tub that nothing could remove—until I tried this. Within minutes of spraying Iron Out, the stains vanished—no scrubbing at all. I’m so relieved to have my bathtub looking clean again. This product truly delivers on its promises."

"I use CLR regularly for my well water, which leaves a lot of lime and calcium deposits. It dissolves buildup on plumbing fixtures, toilets, and shower heads with almost no effort. I just soak or brush the area and it comes clean easily. The product hasn’t damaged my oil-rubbed bronze finishes, but I always make sure to ventilate and rinse thoroughly. Safety is important, so I wear gloves and keep the area clear of kids and pets."

"Owning a gallon of CLR changed my cleaning routine completely. It removed years-old calcium and rust stains from faucets, tiles, and even old metal pans with almost no scrubbing. I went from ignoring mineral buildup to actually enjoying the cleaning process, and the gallon still feels full after six months. It’s so powerful that I now recommend it to everyone for a total home refresh—but always with gloves and ventilation!"

"Dealing with hard city water meant my toilets developed stubborn gold stains that nothing else could remove. CLR was my last hope, and after soaking overnight, my toilet looked brand new. I’m truly impressed and would absolutely purchase it again for tough stains."

"I've struggled with extremely hard water and stubborn stains on my shower doors, trying countless products with no luck. This cleaner blew me away—it worked quickly and effortlessly, with no heavy scrubbing needed. My glass is finally clear and sparkling again. The scent was just fine and it was gentle enough for my skin. I'm so happy I found this and definitely plan to stock up."

"After trying a mountain of cleaners—vinegar, baking soda, even oven cleaner—nothing tackled the thick limescale on my boyfriend’s shower glass until I used this. Just five minutes and a light scrub made a huge difference; the glass actually looks see-through! The scent is pretty pleasant for a cleaner, but I’d recommend wearing gloves since it’s powerful stuff. It’s a bit pricey, but the results are totally worth it."

"I needed something strong enough to cut through grime and mildew on tile grout, and this spray really delivered. The bottle design is sturdy and the safety cap is a nice touch. It cleaned well, but I do notice the smell is quite strong—I have a sensitive nose, so I spray and leave the house before rinsing. Still, for the cleaning power, it's worth it."

"I was amazed at how quickly this cleaner dissolved the tough calcium and lime buildup in my bathroom. The spray bottle made application easy, and I barely had to scrub to see results. It even tackled rust stains that other products couldn't touch. The only thing to keep in mind is the strong scent, so I made sure to open a window while using it."

"My kitchen faucet was clogged with hard water deposits and completely stuck. I soaked the nozzle in CLR overnight, and when I rinsed and reattached it, everything worked like new. There was no overwhelming smell, and the faucet looked spotless and shiny."

"I had a huge rust stain in my tub and wasn't sure anything would work, but CLR surprised me! I sprayed it on, left it for a couple of minutes, and with a quick scrub, the stain disappeared. I used gloves and kept the window open because of the smell, but it wasn't too bad. The whole bathroom looked brand new after, and I thought it was very easy to use."

"I was impressed by how easy this cleaner was to use and how well it worked. I ran the cleaning cycle twice just to be safe, then rinsed with hot water and noticed no lingering chemical smell. My ice looks and tastes amazing now, and I still have enough cleaner left for a few more cycles. Definitely worth the purchase!"

"After using this product, my ice maker was restored to like-new condition—no more cloudiness or weird taste in the ice. I love how it keeps the machine cleaner for longer, preventing that annoying buildup. Super simple process, and my ice stays fresh. I plan to keep using this regularly for great-tasting ice."

"We have a countertop ice maker that needed some cleaning, and this product did the trick—all the buildup was gone and it looked new again. With the amount provided, we’ll have enough for several years. Great value and very effective."

"After relocating to an area with hard water, I struggled with various cleaners until I found this product. It removes tough build-up effectively, especially when paired with an electronic scrub brush. As someone who needs extra help with scrubbing, I really appreciate how well this works."

"I used this on my over 30-year-old toilet and was amazed by the results. After letting it soak for an hour, all stains were completely gone, and my toilet looked brand new again."

"Living in Florida, we deal with stubborn hard water deposits around the shower. Following the instructions, this product cleared the build-up on my shower head in just 2 minutes. While the 'no fragrance' label is a bit misleading because there's a noticeable odor that lingers for days, overall, it's a reliable solution for bathroom cleaning."

"I was amazed by how efficiently this rust eraser revived my vintage cast iron skillet that had been neglected in my garage for years. The easy grip and precise control made it simple to target rusty spots without harming the rest of the pan. After using it, my skillet looked practically new and functioned beautifully again. This compact tool is extremely durable and works great on other items like grill grates and old tools. For cast iron enthusiasts, it’s an absolute must-have. No harsh chemicals or endless scrubbing needed!"

"After trying countless traditional methods—potato and salt, vinegar, steel wool—I finally picked up the Lodge eraser as a last resort. To my surprise, it worked better than anything else to remove years-old rust from my 14-inch cast iron pan. All I needed was some elbow grease and this eraser—no extra cleaners required. After washing and re-seasoning, the rust was completely gone. I’m genuinely impressed; it’s like magic!"

"This product is a real game-changer for cast iron care. It removes surface rust without damaging the seasoning and is much simpler to use than steel wool or wire brushes. I love that it’s mess-free, durable, and saves me time on maintenance. If you want to keep your cast iron looking its best, this inexpensive tool is a smart investment."

"After struggling with rust stains for years, I was amazed at how quickly and effortlessly this product made them vanish. I just sprayed it on and watched the stains dissolve—no scrubbing needed! My sinks, bathtubs, and even clothes are finally stain-free. Truly a miracle cleaner for well water problems."

"I honestly didn't expect much, but after using this on my toilet's rust streaks, the results blew me away. Everything else I tried failed, but this made the stains disappear instantly. Absolutely love this and will keep buying it!"

"Having country water loaded with iron, I thought my toilet was a lost cause. But after following the instructions and applying this product, the bowl looked brand new. Saved me from a costly replacement!"

"After trying countless cleaners since my old favorite was discontinued, I was amazed by how well this worked. Years of buildup disappeared, and my toilets became brilliantly white with no scrubbing. I’ve already stocked up to make sure I never run out!"

"My new construction had toilets stained brown from high iron well water, and this product made them look brand new after just two treatments. It instantly bubbled away stains, and I had more than enough to clean multiple toilets thoroughly. Just make sure to use it in a well-ventilated area!"

"I've relied on this for years because of my well water. It’s the only thing that keeps my water conditioner working and removes orange stains from sinks, toilets, and tubs. Although it’s a bit pricey and the dust can irritate, nothing else works as reliably."

"I was amazed at how quickly this spray gel tackled the rust on my backyard metal furniture. It stuck right where I needed, and in just about half an hour, almost all the rust was gone. I barely had to scrub—just rinsed and wiped. While it sometimes takes another go for really tough spots, it’s by far the best rust remover I’ve tried for regular upkeep."

"I used this on some old, rusty tools that I thought were unsalvageable, and now they’re shiny and look nearly new on my workbench. Super easy to use and the transformation was incredible. I highly recommend it if you want to restore your metal items."

"Owning a beach house means I’m constantly battling rust on everything from bikes to grills. Since discovering this spray-gel, rust is no longer a problem. It dissolves rust fast without a strong odor, and I don’t have to wear myself out scrubbing. Just don’t leave it on too long—it might leave a little black stain, but that’s hardly an issue compared to the results."