Great tool
Great tool, love it.
By Shaun M.
Wednesday, November 4, 2026 · Customer reviews of US businesses

The Fair Hearing score
Excellent
30 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Cleanor Labs is an app developer focused on privacy-friendly utility tools. Our main product, Cleanor, helps iPhone users free up storage by finding duplicates, large videos, duplicate contacts, and old calendar events, while keeping media analysis on-device.
Cleanor Tools (cleanor.app) has 30 customer reviews on The Fair Hearing, with an average rating of 5.0 out of 5.
30 approved reviews, newest moderated first
Great tool, love it.
By Shaun M.
Title: Cleanor is the absolute GOAT for MP3 to MP4 conversion! ⭐⭐⭐⭐⭐ I just have to leave this review because the Cleanor tool is an absolute lifesaver! I needed to turn my audio tracks into video format for social media, and this tool completely blew me away. Here is why it is the absolute best: • Crazy fast. It processes everything directly in the browser in the blink of an eye. No delays, no endless waiting. • 100% free & no sign-up. Zero hidden fees, zero catches. You don't even need to make an account. • Top-notch quality. You can upload your cover art, and it converts audio to video smoothly without losing any quality. The 16:9 layout fills the player perfectly. If you are still looking for a solid MP3 to MP4 converter, stop wasting your time on other sketchy sites. Cleanor is top-tier. Massive respect to the creators! 🙌
By Kirill
First time use. Immediate. User friendly and no sign up.
By Tiffany St J.
Surprisingly fast, fast download, options to choose number of frames a real plus.
By Buz
Handled a very large webp file exceptionally well - I was surprised at the great quality at such as reduced compression. Superb service.
By Penny
Better than Google Docs
By Jonathan W.
I just wanted to remove all duplicate words from a Spanish vocabulary list. Had several thousand words. Cleanor did it instantly, so fast I wasn't sure it had even done it. No reason I can see to use any other app for something like this!
By DP
Worked good right in browser. Thanks!
By Michael B.