# Simtools vs Dev Tool box

The clearest difference is ads: Simtools at none against Dev Tool box's shown. Simtools also leads on iOS requirement (15.1 vs 18.0). Dev Tool box's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

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

Simtools ships an update every 2 months, Dev Tool box every 3 weeks. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Simtools | Dev Tool box |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/simtools/id1505413884/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 33 MB | 4 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Klayware SA de CV](https://appshunter.io/developer/1043629792) | [Seonggon Sim](https://appshunter.io/developer/1565259950) |

## What reviewers say

### Simtools

[App page](https://appshunter.io/ios/app/simtools/id1505413884)

This application allows users to activate SIM cards and manage their inventory of chips. It also provides tools to administer and control sales personnel, effectively managing a vendor network.

**Highlights:** SIM card activation, Chip inventory control, Sales personnel management, Vendor network administration

**Features:** macOS Compatibility

**In-app purchases:** none


### Dev Tool box

[App page](https://appshunter.io/ios/app/dev-tool-box-developer-tools/id6749840624)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simtools free?

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

### Is Dev Tool box free?

Dev Tool box is free to download, with no in-app purchases.

### Do Simtools or Dev Tool box have ads?

Dev Tool box shows ads; Simtools does not.

### Which is updated more often, Simtools or Dev Tool box?

Simtools ships an update every 2 months, and Dev Tool box every 3 weeks. Most recently, Simtools was updated on September 8, 2026 and Dev Tool box on September 17, 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.*