# System Zero vs Dieme

The clearest difference is in-app purchases: Dieme at none against System Zero's 3. Dieme also leads on ads (none vs shown) and update cadence (daily vs weekly). System Zero's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price there is nothing between them.

Both are free to download. System Zero sells 3 in-app purchases, starting at $12.99 per month. Dieme asks for nothing beyond the download.

System Zero ships an update weekly, Dieme daily. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | System Zero | Dieme |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dieme-voice-diary/id6786547812/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Daily** |
| Monetization | — | Free |
| Size | 72 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abdelrahman Mohammed](https://appshunter.io/developer/1679252760) | [Oleksandr Rudin](https://appshunter.io/developer/6786547815) |

## What reviewers say

### System Zero

[App page](https://appshunter.io/ios/app/system-zero-self-improvement/id6778561681)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| System Zero Pro - Monthly | $12.99 | per month |
| System Zero Pro - Yearly | $59.99 | per year |
| System Zero Pro - Yearly | $59.99 | per year |


### Dieme

[App page](https://appshunter.io/ios/app/dieme-voice-diary/id6786547812)

Easily capture your thoughts and feelings by speaking them aloud. This app transcribes your voice into a written diary, making journaling effortless and accessible. Revisit past entries or ask questions about your recorded thoughts.

**Highlights:** One-tap voice recording, Accurate speech-to-text transcription, Timeline of written entries, Replay original audio recordings, Ask questions about diary entries, Private and secure by design

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

**In-app purchases:** none


## Frequently asked questions

### Is System Zero free?

System Zero is free to download, with in-app purchases available.

### Is Dieme free?

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

### Do System Zero or Dieme have ads?

System Zero shows ads; Dieme does not.

### Which is updated more often, System Zero or Dieme?

System Zero ships an update weekly, and Dieme daily. Most recently, System Zero was updated on November 10, 2026 and Dieme on October 31, 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.*