# PsiaPsi vs ZZAPka

PsiaPsi and ZZAPka are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

PsiaPsi ships an update weekly, ZZAPka every 9 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PsiaPsi | ZZAPka |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Size | 56 MB | 204 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [PsiaPsi](https://appshunter.io/developer/1851032496) | [EX-APP Sp ZOO](https://appshunter.io/developer/1698698910) |

## What reviewers say

### PsiaPsi

[App page](https://appshunter.io/ios/app/psiapsi/id6754941846)

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

**In-app purchases:** none


### ZZAPka

[App page](https://appshunter.io/ios/app/zzapka/id6757153953)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PsiaPsi free?

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

### Is ZZAPka free?

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

### Do PsiaPsi or ZZAPka have ads?

Neither PsiaPsi nor ZZAPka shows ads.

### Which is updated more often, PsiaPsi or ZZAPka?

PsiaPsi ships an update weekly, and ZZAPka every 9 days. Most recently, PsiaPsi was updated on October 24, 2026 and ZZAPka on October 12, 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.*