# Solar2D Studio vs Simple Sequence Diagram AI

The clearest difference is price: Simple Sequence Diagram AI at Free against Solar2D Studio's $9.99. Simple Sequence Diagram AI also leads on update cadence (every 2 weeks vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Simple Sequence Diagram AI is free to download; Solar2D Studio costs $9.99 up front. Solar2D Studio sells 1 one-off in-app purchase and Simple Sequence Diagram AI sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Solar2D Studio ships an update every 3 months, Simple Sequence Diagram AI every 2 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Solar2D Studio | Simple Sequence Diagram AI |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/solar2d-studio-coronasdk/id6498889447/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 182 MB | 55 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [盼军 崔](https://appshunter.io/developer/567286451) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### Solar2D Studio

[App page](https://appshunter.io/ios/app/solar2d-studio-coronasdk/id6498889447)

This app provides an integrated environment for developing mobile applications and games directly on an iOS device. It features a code editor, real-time simulator, and comprehensive documentation to assist developers of all skill levels.

**Highlights:** Intuitive code editor, Real-time simulator, Integrated terminal, Comprehensive documentation, Project debugging

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $2.99 | one-time |


### Simple Sequence Diagram AI

[App page](https://appshunter.io/ios/app/simple-sequence-diagram-ai/id6711357061)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Sequence Flow Pro (Monthly) | $4.99 | per month |
| Simple Sequence Flow Pro (Annual) | $44.99 | per year |


## Frequently asked questions

### Is Solar2D Studio free?

Solar2D Studio costs $9.99, and also offers in-app purchases.

### Is Simple Sequence Diagram AI free?

Simple Sequence Diagram AI is free to download, with in-app purchases available.

### Do Solar2D Studio or Simple Sequence Diagram AI have ads?

Neither Solar2D Studio nor Simple Sequence Diagram AI shows ads.

### Which is updated more often, Solar2D Studio or Simple Sequence Diagram AI?

Solar2D Studio ships an update every 3 months, and Simple Sequence Diagram AI every 2 weeks. Most recently, Solar2D Studio was updated on October 24, 2026 and Simple Sequence Diagram AI on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*