Arg0
CheeckBox,LLC Productivity iPhoneiPadiPod touch
Arg0 is a free Productivity app for iPhone and iPad by CheeckBox,LLC. Requires iOS 15.1. Updated October 3, 2026.
- Price
- Free
- on the App Store
- Size
- 47 MB
- Age 4+
- Updated
- Oct 3
- 2026 · v1.0.3
Screenshots
About Arg0
Arg0 is a lightning-fast Markdown reader and advanced editor designed for developers, writers, and students. Whether you are taking quick notes, writing technical documentation, or creating complex diagrams, Arg0 provides a seamless and powerful writing environment. Terms of Use (EULA): https://arg0.app/en/legal/eula Privacy Policy: https://arg0.app/en/legal/privacy
What’s new
Version 1.0.3 · Updated October 3, 2026
Introducing Arg0 subscription plans: subscribe to Starter or Pro directly in the app to unlock higher usage limits and premium AI features. • New in-app subscriptions powered by secure Apple billing • Manage your plan from Settings • Bug fixes and performance improvements
App privacy
The developer, CheeckBox,LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Arg0
Looking for apps like Arg0? Here are 6 similar apps on the App Store. The highest rated is DM Flowchart Designer (5.0/5), and all 6 are free to download.
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DiagramFlow Studio
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just bookmark it!
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DM Flowchart Designer
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Arg0 | – | Free | October 3, 2026 | |
| DiagramFlow Studio | – | Free | Jul 26, 2026 | Compare |
| K37 Simple Flows | – | Free | Aug 21, 2026 | Compare |
| just bookmark it! | – | Free | Feb 16, 2026 | Compare |
| Converge: AI Mind Map | – | Free | Sep 26, 2026 | Compare |
| DM Flowchart Designer | 5.0 / 5 (1) | Free | Nov 4, 2026 | Compare |
| Space DOT | – | Free | Mar 29, 2026 | Compare |
Compare Arg0 with the top alternatives: ratings, updates, ASO score and keyword gaps →