# Lummitry vs Petit Opus

The clearest difference is update cadence: Petit Opus at every 9 days against Lummitry's every 3 weeks. Lummitry's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Lummitry sells 3 in-app purchases, starting at $99.00 per month and Petit Opus sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Lummitry ships an update every 3 weeks, Petit Opus every 9 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Lummitry | Petit Opus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 679 MB | 137 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [Keensight](https://appshunter.io/developer/1809392813) | [峰 张](https://appshunter.io/developer/699549327) |

## What reviewers say

### Lummitry

[App page](https://appshunter.io/ios/app/lummitry/id6746228166)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lummitry Monthly Membership | $99.00 | per month |
| Promotion_30 | $69.99 | one-time |
| Promotion | $199.00 | one-time |


### Petit Opus

[App page](https://appshunter.io/ios/app/petit-opus/id6764372535)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Membership | $1.99 | per month |
| Annual Pro Membership | $14.99 | per year |


## Frequently asked questions

### Is Lummitry free?

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

### Is Petit Opus free?

Petit Opus is free to download, with in-app purchases available.

### Do Lummitry or Petit Opus have ads?

Neither Lummitry nor Petit Opus shows ads.

### Which is updated more often, Lummitry or Petit Opus?

Lummitry ships an update every 3 weeks, and Petit Opus every 9 days. Most recently, Lummitry was updated on September 15, 2026 and Petit Opus on September 8, 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.*