# Frez: Isometric Training — user reviews > 5 indexed App Store user reviews of Frez by Donghyun Kim, rated 4.90/5 from 26 ratings. - Source: https://appshunter.io/ios/app/frez-isometric-training/id6730120024/reviews - App overview in markdown: https://appshunter.io/ios/app/frez-isometric-training/id6730120024.md - Rating breakdown: 5★ 24 · 4★ 1 · 3★ 1 · 2★ 0 · 1★ 0 ## Most critical reviews (5 lowest-rated) ### 5/5 — Outstanding *2025-10-25* I’m using this to train primarily endurance for climbing. It’s so much better than the native Tindeq app. Well worth paying for. **Developer response:** Thanks so much, Jperled! We’re really happy to know you’ve found real value in Frez. It means a lot to us that it’s been worth it for your climbing endurance training. We’ll keep making it even better so you get the most out of every session. If you ever have ideas or feedback, reach us anytime at support@frez.app or on Instagram @frez.app 💪 ### 5/5 — Very useful *2025-07-01, version 3.3.0* Very cool alternative to tindeq progressor app! Lot of features and very proactive dev! I use it with WH-C06 scale and it works very well. ### 5/5 — Best of the best ! *2025-05-28, version 2.5.0* Keep it up ! I like the app:) ### 5/5 — Limited experience review *2025-05-19* Love it so far! **Developer response:** Hi, aconn91 Thank you so much for the kind words! 😊 We’re glad you’re enjoying it so far, and we hope it continues to be helpful for you. If you have any feedback or ideas as you use the app more, feel free to share. we’re always working to improve! ### 5/5 — Great app *2025-05-16* Simple to use app for training **Developer response:** Thanks, Linco12345! Glad to hear you found the app simple to use - that’s exactly what we were aiming for. Hope it helps with your training! 💪 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*