# TPT mobile vs Trekki

The clearest difference is in-app purchases: TPT mobile at none against Trekki's 1. TPT mobile also leads on iOS requirement (9.0 vs 15.1). Trekki's advantage is update cadence (weekly vs every 36 months). On price, ads and device support there is nothing between them.

Both are free to download. Trekki sells 1 in-app purchase, starting at $9.99 per year. TPT mobile asks for nothing beyond the download.

TPT mobile ships an update every 36 months, Trekki weekly. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | TPT mobile | Trekki |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 36 months | **Weekly** |
| Monetization | Free | — |
| Size | 17 MB | 32 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CERATIZIT Deutschland GmbH](https://appshunter.io/developer/1110341360) | [FLORIAN BAUERNFEIND](https://appshunter.io/developer/1839795452) |

## What reviewers say

### TPT mobile

[App page](https://appshunter.io/ios/app/tpt-mobile/id533810937)

This tool helps users find suitable standard thread milling cutters and drill/thread milling cutters based on their threading application. It provides tool drawings, calculates cycle times, and generates CNC programs for chosen tools. The app supports multiple languages and control systems.

**Highlights:** Thread milling cutter selection, Drill/thread milling cutter recommendations, Tool drawings, Cycle time calculation, CNC program generation, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


### Trekki

[App page](https://appshunter.io/ios/app/trekki-time-tracker/id6752545299)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trekki Premium - Yearly Plan | $9.99 | per year |


## Frequently asked questions

### Is TPT mobile free?

TPT mobile is free to download, with no in-app purchases.

### Is Trekki free?

Trekki is free to download, with in-app purchases available.

### Do TPT mobile or Trekki have ads?

Neither TPT mobile nor Trekki shows ads.

### Which is updated more often, TPT mobile or Trekki?

TPT mobile ships an update every 36 months, and Trekki weekly. Most recently, TPT mobile was updated on October 23, 2026 and Trekki on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*