# myFirstech vs Author BT Update

myFirstech and Author BT Update are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

myFirstech ships an update every 6 weeks, Author BT Update monthly. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | myFirstech | Author BT Update |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/myfirstech/id1562186876/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 84 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Firstech, LLC](https://appshunter.io/developer/380549036) | [AUTHOR-ALARM](https://appshunter.io/developer/1344731145) |

## What reviewers say

### myFirstech

[App page](https://appshunter.io/ios/app/myfirstech/id1562186876)

This app provides authorized dealers with essential tools for vehicle installation, including wiring diagrams, product guides, and compatibility charts. It also facilitates DroneMobile activation and subscription purchases, along with access to a rewards program.

**Highlights:** Vehicle wiring diagrams, Product installation guides, Vehicle-specific walkthroughs, T-harness compatibility charts, DroneMobile activation, DroneMobile subscription purchase

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Author BT Update

[App page](https://appshunter.io/ios/app/author-bt-update/id6475983875)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is myFirstech free?

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

### Is Author BT Update free?

Author BT Update is free to download, with no in-app purchases.

### Do myFirstech or Author BT Update have ads?

Neither myFirstech nor Author BT Update shows ads.

### Which is updated more often, myFirstech or Author BT Update?

myFirstech ships an update every 6 weeks, and Author BT Update monthly. Most recently, myFirstech was updated on September 15, 2026 and Author BT Update on September 8, 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.*