# Astro Tools vs Z80CPM

The clearest difference is in-app purchases: Z80CPM at none against Astro Tools's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Astro Tools sells 3 in-app purchases, starting at $0.99 per month. Z80CPM asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Astro Tools | Z80CPM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/z80cpm/id6756590871/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | — | Free |
| Size | 33 MB | 1 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [Aaron Wohl](https://appshunter.io/developer/1860336063) |

## What reviewers say

### Astro Tools

[App page](https://appshunter.io/ios/app/astro-tools/id1222414156)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astro Tools Pro Monthly | $0.99 | per month |
| Astro Tools Pro 6 Months | $2.99 | per 6 months |
| Astro Tools Pro Annual | $4.99 | per year |


### Z80CPM

[App page](https://appshunter.io/ios/app/z80cpm/id6756590871)

Experience the classic CP/M operating system on your iOS or Mac device with a full Z80 processor emulator. Run authentic CP/M software, including operating systems, word processors, programming languages, and text adventures. Works offline with support for multiple disk images.

**Highlights:** Full Z80 emulation, VT100 terminal support, Multiple disk image mounting, Offline functionality, Native Mac support, Downloadable CP/M disk images

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Astro Tools free?

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

### Is Z80CPM free?

Z80CPM is free to download, with no in-app purchases.

### Do Astro Tools or Z80CPM have ads?

Neither Astro Tools nor Z80CPM shows ads.

### Which is updated more often, Astro Tools or Z80CPM?

Astro Tools ships an update every 10 days, and Z80CPM every 10 days. Most recently, Astro Tools was updated on October 10, 2026 and Z80CPM on October 5, 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.*