# Sisyphus +Code vs ODE

The clearest difference is price: Sisyphus +Code at Free against ODE's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Sisyphus +Code is free to download; ODE costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sisyphus +Code ships an update every 6 weeks, ODE monthly. The most recent releases landed on September 10, 2026 and August 16, 2026 respectively.

## The numbers

| Metric | Sisyphus +Code | ODE |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 38 MB | 37 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sisyphus Industries LLC](https://appshunter.io/developer/1451646270) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Sisyphus +Code

[App page](https://appshunter.io/ios/app/sisyphus-plus-code/id1604658097)

**In-app purchases:** none


### ODE

[App page](https://appshunter.io/ios/app/ode-solver-integrator-pro/id1619296409)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sisyphus +Code free?

Sisyphus +Code is free to download, with no in-app purchases.

### Is ODE free?

ODE costs $1.99, with no in-app purchases.

### Do Sisyphus +Code or ODE have ads?

Neither Sisyphus +Code nor ODE shows ads.

### Which is updated more often, Sisyphus +Code or ODE?

Sisyphus +Code ships an update every 6 weeks, and ODE monthly. Most recently, Sisyphus +Code was updated on September 10, 2026 and ODE on August 16, 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.*