# TMMS vs Wrench

The clearest difference is update cadence: Wrench at every 5 days against TMMS's every 5 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TMMS ships an update every 5 months, Wrench every 5 days. The most recent releases landed on September 11, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | TMMS | Wrench |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tmms-tech-app/id6745362473/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 29 MB | 40 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [The Mobile Mechanic Service Inc.](https://appshunter.io/developer/1658206542) | [Wrench Inc.](https://appshunter.io/developer/1138373179) |

## What reviewers say

### TMMS

[App page](https://appshunter.io/ios/app/tmms-tech-app/id6745362473)

This application provides modernized automotive services at the client's location for franchisees and contractors. It offers the convenience of a mobile service, saving users time and avoiding the need to visit a traditional shop.

**Highlights:** On-location automotive services, Convenient for busy schedules, Designed for franchisees and contractors, Modernized service delivery

**Features:** macOS Compatibility

**In-app purchases:** none


### Wrench

[App page](https://appshunter.io/ios/app/wrench-technician/id6747596203)

This app connects automotive technicians with vehicle owners needing repairs. Set your own schedule, choose your service area, and accept jobs that fit your availability. It helps manage appointments, track earnings, and grow your independent business.

**Highlights:** Set your own schedule, Choose service area, Receive job leads, Accept desired jobs, Track work and earnings, Manage appointments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TMMS free?

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

### Is Wrench free?

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

### Do TMMS or Wrench have ads?

Neither TMMS nor Wrench shows ads.

### Which is updated more often, TMMS or Wrench?

TMMS ships an update every 5 months, and Wrench every 5 days. Most recently, TMMS was updated on September 11, 2026 and Wrench on June 1, 2026.

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