# ZPE vs SKUL

ZPE and SKUL 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ZPE | SKUL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skul/id1638873437/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 41 MB | 9 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [MINISTERSTWO EDUKACJI NARODOWEJ](https://appshunter.io/developer/1629891324) | [Interia.pl sp. z o.o.](https://appshunter.io/developer/1888435067) |

## What reviewers say

### ZPE

[App page](https://appshunter.io/ios/app/zpe/id1629891322)

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

**In-app purchases:** none


### SKUL

[App page](https://appshunter.io/ios/app/skul/id1638873437)

Access verified solutions and explanations for homework assignments from textbooks and workbooks for grades 4-8 and high school. Covers subjects like math, chemistry, and Polish, with practice exams also available. It's a free, ad-free resource to help students understand and verify their homework.

**Highlights:** Verified homework solutions, Teacher-prepared explanations, Covers grades 4-8 and high school, Subjects: Math, Chemistry, Polish, History, Biology, Physics, Geography, Nature, WOS, Practice exams for Matura and 8th grade, Ad-free and no account required

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

**In-app purchases:** none


## Frequently asked questions

### Is ZPE free?

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

### Is SKUL free?

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

### Do ZPE or SKUL have ads?

Neither ZPE nor SKUL shows ads.

### Which is updated more often, ZPE or SKUL?

ZPE ships an update every 2 months, and SKUL every 2 months. Most recently, ZPE was updated on October 12, 2026 and SKUL on October 2, 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.*