# Walter Machining Calculator > Machining calculator for time, power, torque, force, and savings. (iPhone/iPad app by Walter-AG.) - Source: https://appshunter.io/ios/app/walter-machining-calculator/id423564212 (this page in markdown: same URL + `.md`) - Developer: [Walter-AG](https://appshunter.io/developer/423564215) - Category: Productivity, Utilities - Price: Free - Rating: 3.00/5 from 5 App Store ratings · 7 written reviews indexed - Age rating: 4+ - Requires: iOS 12.0 · 84 MB - Languages: American English - Released: 2011-03-04 - Data updated: 2026-06-02 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/walter-machining-calculator/id423564212/reviews.md ## What is Walter Machining Calculator? Walter Machining Calculator Helps the user to calculate machining time, power, torque, cutting force, metal removal rate and chip thickness in a variety of machining operations, like Shoulder-, Face- and Slot-Milling, Drilling, Boring, Turning and Grooving, Thread Tapping, -Forming and -Milling, by selecting the material to machine and entering different machining parameters. With the Savings Calculator the user can also compare existing tool with a new tool and calculate projected savings. ## Key features - Calculate machining time, power, and torque - Determine cutting force and metal removal rate - Support for milling, drilling, boring, turning, and grooving - Thread tapping, forming, and milling calculations - Material selection for calculations - Savings calculator for tool comparison ## Recent user reviews (7 of 7) All indexed reviews: https://appshunter.io/ios/app/walter-machining-calculator/id423564212/reviews.md ### 1/5 — Don’t bother… *2024-07-16, version 6.0.1* Utter tripe. Full of bugs. Can’t change material type. Really poor. ### 1/5 — Need update!!! *2017-10-05, version 4.0.2* Need update for iOS 11 !!! App will not work now!!!! LETS GO WALTER, THERE ARE ROVERS ON MARS AND ALL YOU NEED IS TO UPDATE AN APP!!! ### 1/5 — Can't download *2012-02-25, version 2.0* I am trying to download this ap to my iPad but I'm being told that this is no longer available. it was just updated about a month ago.... Hmmmmm...... ### 5/5 — Dave *2011-09-26, version 1.0* Very Handy. Use it at least once a day ### 4/5 — Walter App *2011-06-24, version 1.0* Great app, thanks, shop loves it. Looking forward to expansions!! ### 5/5 — Exceptional App! *2011-03-31, version 1.0* Substantially better than the other apps I've used. Very handy in the shop. ### 4/5 — Great for cutting tool/CNC work *2011-03-09, version 1.0* This a great tool for making machining calculations. Walter have done a great job. Easy use. Easy to understand. Milling, Turning & drilling calculation. There is also a cost saving section. Good work. Keep up the developement. ## Frequently asked questions about Walter Machining Calculator ### What machining operations does Walter Machining Calculator support? Walter Machining Calculator supports a wide range of operations including Shoulder-, Face-, and Slot-Milling, Drilling, Boring, Turning, Grooving, and Thread Tapping, Forming, and Milling. ### Can I compare different tools with Walter Machining Calculator? Yes, the Savings Calculator feature allows users to compare an existing tool with a new tool and calculate projected savings based on machining parameters. ### What information is needed to use Walter Machining Calculator? Users need to select the material to be machined and enter various machining parameters such as cutting speed, feed rate, depth of cut, and tool geometry. ### Is Walter Machining Calculator available on Android devices? Based on the provided data, Walter Machining Calculator is supported on iPhone, iPad, and iPod, but Android compatibility is not specified. ### How often is Walter Machining Calculator updated? The app was last updated on March 7, 2025, indicating recent development and maintenance by the developer, Walter-AG. ### What is the user rating for Walter Machining Calculator? Walter Machining Calculator has a rating of 3.0 stars from 5 ratings, suggesting a mixed reception from its user base. ### Does Walter Machining Calculator have ads? No, the application data indicates that Walter Machining Calculator does not contain advertisements. ### What is the age rating for Walter Machining Calculator? Walter Machining Calculator has an age rating of 4+, making it suitable for a wide range of users. ## Version history (last 5 releases) ### 6.1.0 — 2025-03-07 Minor bugfixes ### 6.0.1 — 2019-11-25 Thanks for using Walter Machining Calculator App! This release covers bug fixes and new features to help you for better experiences. -You can now calculate the torque, driving power, as well as cutting time for the machining operations thread tapping, thread forming and thread milling. -New modern user interface Please let us know your opinion or recommendations about the App. ### 5.0.10 — 2017-10-12 This update includes : • a redisigned user interface • minor improvments and • optimizations for iOS11 ### 4.0.2 — 2014-03-25 - corrected the measuring unit for the metal removal rate - fixed a bug that prevented the app to start on some devices ### 4.0.0 — 2014-03-12 Walter introduces the new "Walter Machining calculator" app. With this release, one of our top apps, "Tools & More", gets even better. We overhauled and improved the user experience with a whole new user interface. The fresh design is more intuitive to help users navigate the wide range of functions. We also added full support for iPads and the bigger screens of the iPhone/iPod touch 5 devices. If you have any question or improvement proposals for this app, please let us know! Send us an email to app.tools_and_more.ios@walter-tools.com We hope you enjoy the new version and are looking forward to your feedback. ## Apps similar to Walter Machining Calculator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Thread Calculator](https://appshunter.io/ios/app/thread-calculator/id1559560290) | 4.3 (13) | Free | Productivity | | [FSWizard](https://appshunter.io/ios/app/fswizard/id741521897) | 4.6 (47) | Free | Productivity | | [The Phillips Machinist](https://appshunter.io/ios/app/the-phillips-machinist/id1046408069) | 4.6 (394) | Free | Productivity | | [Hoffmann Machining Calculator](https://appshunter.io/ios/app/hoffmann-machining-calculator/id1450938067) | — | Free | Productivity | | [CNC Machinist Calculator Ultra](https://appshunter.io/ios/app/cnc-machinist-calculator-ultra/id6474093839) | — | Free | Productivity | | [ISO Fits](https://appshunter.io/ios/app/iso-fits/id396863755) | 4.2 (6) | Free | Productivity | ## More apps by Walter-AG - [Walter Feeds & Speeds](https://appshunter.io/ios/app/walter-feeds-and-speeds/id454963587) - [Walter eLibrary](https://appshunter.io/ios/app/walter-elibrary/id515262824) - [Walter Wear Optimization](https://appshunter.io/ios/app/walter-wear-optimization/id1069887603) - [Walter AR - Augmented Reality](https://appshunter.io/ios/app/walter-ar-augmented-reality/id1142516774) - [Walter Insert Converter](https://appshunter.io/ios/app/walter-insert-converter/id1261251907) All apps by Walter-AG: https://appshunter.io/developer/423564215 --- *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 2026-06-02.*