TMMS vs Wrench
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TMMS
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.
- On-location automotive services
- Convenient for busy schedules
- Designed for franchisees and contractors
- Modernized service delivery
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The Mobile Mechanic Service has been providing our clients with modernized automotive services at their location since 2013. We provide the same services that your local automotive shop does, but at your location. In today's busy world, we have realized that convenience is key. If you value your time or dread sitting in a shop, The Mobile Mechanic Service is an ideal service for you. We have developed this app specifically for our franchisees, and contractors. Please do not download this if you are a customer! Go back to the App Store and download the customer app.
Wrench
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.
- Set your own schedule
- Choose service area
- Receive job leads
- Accept desired jobs
- Track work and earnings
- Manage appointments
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Join the Wrench automotive marketplace and help us deliver on our promise of taking the hassle out of vehicle ownership! Sign up online, set up your profile, activate your account, and start earning with Wrench! Whether you are a mechanic with 3 years of experience or an ASE Certified Master Technician with 20, if you’re looking for a full time schedule or merely supplemental income, the Wrench marketplace provides you with the flexibility to earn when you want, where you want, and how you want! • Set your own schedule • Choose your service area • Receive jobs and leads from Wrench • Accept the jobs you want • Grow your business with our online tools The Wrench Technician app helps you stay organized, track your work and earnings, reminds you about your upcoming appointments, and handles the overhead that independent professionals like you need so that you can focus on what you do best – take the hassle out of vehicle ownership!
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | TMMS | Wrench |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 29 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | The Mobile Mechanic Service Inc. | Wrench Inc. |
Customer experience
TMMS
Wrench
In-app purchases
TMMS
No in-app purchases
Wrench
No in-app purchases









