# Tumbler Timer Pro — Rock Tumbling Made Simple > Rock tumbling batch management and rock identification companion. (iPhone/iPad app by Scott Manley.) - Source: https://appshunter.io/ios/app/tumbler-timer-pro/id6757316827 (this page in markdown: same URL + `.md`) - Developer: [Scott Manley](https://appshunter.io/developer/1864388985) - Category: Utilities, Lifestyle - Price: $0.99 - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 8 MB - Languages: American English - Released: 2026-01-06 - Data updated: 2026-08-13 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/tumbler-timer-pro/id6757316827/reviews.md ## What is Tumbler Timer Pro? Tumbler Timer Pro is the essential companion app for rock tumbling enthusiasts. Whether you're a beginner polishing your first agates or an experienced lapidary running multiple tumblers, this app keeps your batches on track from rough rock to brilliant gemstone. SMART BATCH TRACKING • Create and manage multiple batches simultaneously • Track progress through each tumbling stage with visual indicators • Set custom stage durations from hours to weeks • Add notes and photos to document your journey • Rate finished batches and track your success over time FLEXIBLE STAGE MANAGEMENT • Choose from preset recipes (3-step, 4-step, 5-step) • Create unlimited custom recipes for different rock types • Configure default grit stages to match your preferred workflow • Adjust stage durations on the fly as needed MULTI-TUMBLER SUPPORT • Add all your tumblers - rotary, vibratory, or both • Assign batches to specific tumblers • See at a glance which tumblers are running and which are available • Track maintenance and usage for each machine STAY INFORMED • Get notified when stages complete - never miss a grit change • Set quiet hours so notifications respect your schedule • Optional daily check reminders to inspect your batches • Early warning alerts before stage completion ROCK IDENTIFICATION GUIDE • Built-in reference guide for common tumbling rocks • Mohs hardness ratings and tumbling tips for each stone • Interactive Rock ID Wizard to help identify unknown specimens • Learn which rocks tumble well together TRACK YOUR PROGRESS • View lifetime statistics - batches completed, hours tumbled, rocks polished • Unlock achievements as you reach milestones • Monitor your current and longest tumbling streaks • See your average batch success ratings DESIGNED FOR ALL DEVICES • Beautiful dark interface that's easy on the eyes • Optimized for both iPhone and iPad • Works great on all screen sizes Whether you're tumbling Lake Superior agates, beach jasper, or backyard finds, Tumbler Timer Pro helps you achieve that perfect polish every time. Download now and start your next batch! ## Key features - Smart batch tracking - Flexible stage management - Multi-tumbler support - Stage completion notifications - Rock identification guide - Lifetime statistics tracking ## Chart rankings - #198 in Top Paid · Utilities (US App Store) ## Frequently asked questions about Tumbler Timer Pro ### What is Tumbler Timer Pro? Tumbler Timer Pro is a utility app designed to help rock tumbling enthusiasts manage their batches. It offers features for tracking progress, setting custom stage durations, and identifying rocks. ### How much does Tumbler Timer Pro cost? Tumbler Timer Pro is a paid app and costs $0.99. This one-time purchase provides access to all its features for managing your rock tumbling projects. ### Does Tumbler Timer Pro have ads? No, Tumbler Timer Pro is ad-free. Users can enjoy a seamless experience without any advertisements interrupting their workflow. ### What devices is Tumbler Timer Pro compatible with? Tumbler Timer Pro is designed for all devices, working great on both iPhone and iPad. It is optimized for all screen sizes. ### How often is Tumbler Timer Pro updated? The latest version, 1.1.3, was released on February 27, 2026. The app is actively maintained, with updates typically released to improve functionality and add new features. ### What age rating is Tumbler Timer Pro? Tumbler Timer Pro has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content. ### Can Tumbler Timer Pro help me identify rocks? Yes, Tumbler Timer Pro includes a built-in rock identification guide and an interactive Rock ID Wizard. This helps users identify common tumbling rocks and learn about their properties. ### What do users think of Tumbler Timer Pro? Based on available data, Tumbler Timer Pro has a perfect rating of 5.0 stars from 1 review, indicating a highly positive user sentiment. ## Version history (last 5 releases) ### 1.1.3 — 2026-02-27 Version 1.1.3 - New App Icon ### 1.1.2 — 2026-02-09 Version 1.1.2 - General stability improvements ### 1.1.1 — 2026-02-08 Version 1.1.1 - Fixed a crash that could occur when viewing before & after photo comparisons - Fixed a crash when editing or deleting recipe stages - Improved stability when picking photos for your tumbler - Improved reliability of stage completion notifications - General stability improvements ### 1.1 — 2026-01-12 Version 1.1 brings performance improvements and new features: • Camera Support - Now capture stage photos directly from your camera in addition to choosing from your photo library • iPad Optimization - Full-screen sheets and improved layouts for iPad users • Performance Fixes - Resolved issues that could cause the app to become unresponsive in Settings • Smoother Navigation - Improved responsiveness throughout the app • Bug Fixes - Various stability improvements and minor fixes Thank you for your feedback! We're committed to making Tumbler Timer Pro the best companion for your rock tumbling hobby. ### 1.0 — 2026-01-06 No release notes. ## Apps similar to Tumbler Timer Pro | App | Rating | Price | Category | | --- | --- | --- | --- | | [Ruko Scanner](https://appshunter.io/ios/app/ruko-scanner/id6474596461) | 3.3 (7) | Free | Utilities | | [myBoilerRoom](https://appshunter.io/ios/app/myboilerroom/id1578352972) | 5.0 (5) | Free | Utilities | | [Affirmation widget - ReLock](https://appshunter.io/ios/app/affirmation-widget-relock/id1644535497) | — | Free | Utilities | | [nJoy UWG5](https://appshunter.io/ios/app/njoy-uwg5/id6501962065) | — | Free | Utilities | | [i-SEEING](https://appshunter.io/ios/app/i-seeing/id926099814) | 2.7 (35) | Free | Utilities | | [Rushmap - Rockhounding Spots](https://appshunter.io/ios/app/rushmap-rockhounding-spots/id6772910515) | 4.3 (196) | Free | Utilities | ## More apps by Scott Manley - [Whoosh Designer](https://appshunter.io/ios/app/whoosh-designer/id6757084189) - [Braam Designer](https://appshunter.io/ios/app/braam-designer/id6757111111) - [Image Studio Pro](https://appshunter.io/ios/app/image-studio-pro/id6757129721) - [Frame Exporter Pro](https://appshunter.io/ios/app/frame-exporter-pro/id6757141577) - [Vision Quest Games](https://appshunter.io/ios/app/vision-quest-games/id6757344701) All apps by Scott Manley: https://appshunter.io/developer/1864388985 --- *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 2026-08-13.*