# Lychee.study vs PocketZi

The clearest difference is in-app purchases: Lychee.study at none against PocketZi's 7. Lychee.study also leads on iOS requirement (13.4 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PocketZi sells 7 in-app purchases, starting at $3.99 per month. Lychee.study asks for nothing beyond the download.

Lychee.study ships an update monthly, PocketZi every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Lychee.study | PocketZi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 143 MB | 92 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [David Pogorzelski](https://appshunter.io/developer/1663560732) | [Adriana Padilla](https://appshunter.io/developer/1449518068) |

## What reviewers say

### Lychee.study

[App page](https://appshunter.io/ios/app/lycheestudy/id6504996608)

**Features:** macOS Compatibility

**In-app purchases:** none


### PocketZi

[App page](https://appshunter.io/ios/app/pocketzi/id6748621720)

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Helper | $3.99 | per month |
| Supporter | $6.99 | per month |
| PocketZi Pro Monthly | $7.99 | per month |
| Champion | $12.99 | per month |
| Patron | $24.99 | per month |
| PocketZi Pro 6-Months | $39.99 | per 6 months |
| PocketZi Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is Lychee.study free?

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

### Is PocketZi free?

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

### Do Lychee.study or PocketZi have ads?

Neither Lychee.study nor PocketZi shows ads.

### Which is updated more often, Lychee.study or PocketZi?

Lychee.study ships an update monthly, and PocketZi every 2 months. Most recently, Lychee.study was updated on October 25, 2026 and PocketZi on October 30, 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.*