# Ocasta Scan vs Percentage Calc

The clearest difference is update cadence: Ocasta Scan at fortnightly against Percentage Calc's every 11 months. Ocasta Scan also leads on iOS requirement (13.6 vs 17.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ocasta Scan ships an update fortnightly, Percentage Calc every 11 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Ocasta Scan | Percentage Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 11 months |
| Size | 18 MB | 2 MB |
| Requires iOS | **13.6** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ocasta](https://appshunter.io/developer/1255564244) | [Mateusz Siatrak](https://appshunter.io/developer/1673035703) |

## What reviewers say

### Ocasta Scan

[App page](https://appshunter.io/ios/app/ocasta-scan/id1503581371)

**In-app purchases:** none


### Percentage Calc

[App page](https://appshunter.io/ios/app/percentage-calc-quickdiff/id6502535797)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ocasta Scan free?

Ocasta Scan is free to download, with no in-app purchases.

### Is Percentage Calc free?

Percentage Calc is free to download, with no in-app purchases.

### Do Ocasta Scan or Percentage Calc have ads?

Neither Ocasta Scan nor Percentage Calc shows ads.

### Which is updated more often, Ocasta Scan or Percentage Calc?

Ocasta Scan ships an update fortnightly, and Percentage Calc every 11 months. Most recently, Ocasta Scan was updated on October 19, 2026 and Percentage Calc on October 9, 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.*