# Computable Lab vs SlopeStabi

The clearest difference is price: Computable Lab at Free against SlopeStabi's $9.99. Computable Lab also leads on update cadence (weekly vs every 6 weeks) and device support (4 vs 2). SlopeStabi's advantage is in-app purchases (none vs 4). On ads there is nothing between them.

Computable Lab is free to download; SlopeStabi costs $9.99 up front. Computable Lab sells 4 in-app purchases, starting at $0.99 per month. SlopeStabi asks for nothing beyond the download.

Computable Lab ships an update weekly, SlopeStabi every 6 weeks. The most recent releases landed on October 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Computable Lab | SlopeStabi |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 99 MB | 2 MB |
| Requires iOS | **13** | 16.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉欣 胡](https://appshunter.io/developer/1640395440) | [Psicons AB](https://appshunter.io/developer/1698316582) |

## What reviewers say

### Computable Lab

[App page](https://appshunter.io/ios/app/computable-lab/id1641088328)

This app offers a symbolic language for mathematical operations and project management. It includes features like breakpoint debugging, a tabbed editor, and a library of example code. Users can share projects and run code on mobile devices.

**Highlights:** Symbolic language for mathematical operations, Multi-file project management, Breakpoint debugging, Tabbed editor, Rich example code library, Code import/export and sharing

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly subscription | $0.99 | per month |
| quarterly subscription | $1.99 | per 3 months |
| annual subscription | $4.99 | per year |
| 永久版 | $9.99 | one-time |


### SlopeStabi

[App page](https://appshunter.io/ios/app/slopestabi/id6458585963)

**In-app purchases:** none


## Frequently asked questions

### Is Computable Lab free?

Computable Lab is free to download, with in-app purchases available.

### Is SlopeStabi free?

SlopeStabi costs $9.99, with no in-app purchases.

### Do Computable Lab or SlopeStabi have ads?

Neither Computable Lab nor SlopeStabi shows ads.

### Which is updated more often, Computable Lab or SlopeStabi?

Computable Lab ships an update weekly, and SlopeStabi every 6 weeks. Most recently, Computable Lab was updated on October 25, 2026 and SlopeStabi 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.*