250+ iOS apps curated and reviewed
Whether you're new to thread length calculator or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (3) | No | No | Aug 2026 | |
| 2 |  | Free | 4.3★ (13) | Yes | No | May 2026 | |
| 3 |  | $4.99 | 1.8★ (4) | No | No | Sep 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | $9.99 | 5.0★ (1) | No | No | Jul 2026 | |
| 6 |  | Free | 4.7★ (12) | No | No | Sep 2026 | |
| 7 |  | Free | 3.8★ (4) | No | No | Sep 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This free tool helps leatherworkers accurately calculate the thread length required for their projects. It accounts for the number of holes, stitching length, and leather thickness, ensuring you always have enough material.
This app provides a quick and easy way to calculate thread dimensions for various units, including tap hole sizes and bolt specifications. It helps metalworkers find precise measurements for internal and external threads without consulting tables.
Easily measure the thread pitch of various screws and bolts directly on your device's screen. This utility app calibrates automatically to your screen width for accurate measurements of metric, US, NPT, and BSPT threads.
