# PerScaler vs Lumen

The clearest difference is iOS requirement: PerScaler at 15.0 against Lumen's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PerScaler sells 1 one-off in-app purchase and Lumen sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PerScaler ships an update every 11 days, Lumen every 6 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PerScaler | Lumen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 6 days** |
| Size | 140 MB | 17 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [12px, LLC](https://appshunter.io/developer/306578083) | [Mario Steenbergen](https://appshunter.io/developer/1896445967) |

## What reviewers say

### PerScaler

[App page](https://appshunter.io/ios/app/perscaler/id6760159037)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.49 | one-time |


### Lumen

[App page](https://appshunter.io/ios/app/lumen-ai-camera/id6769420043)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lumen Pro | $6.99 | one-time |


## Frequently asked questions

### Is PerScaler free?

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

### Is Lumen free?

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

### Do PerScaler or Lumen have ads?

Neither PerScaler nor Lumen shows ads.

### Which is updated more often, PerScaler or Lumen?

PerScaler ships an update every 11 days, and Lumen every 6 days. Most recently, PerScaler was updated on October 31, 2026 and Lumen on November 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.*