# PersianCore vs Inkday

The clearest difference is update cadence: Inkday at every 9 days against PersianCore's every 4 months. PersianCore's advantage is iOS requirement (15.6 vs 26.2). 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.

PersianCore ships an update every 4 months, Inkday every 9 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PersianCore | Inkday |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/inkday-chinese-characters/id6816423607/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 45 MB | 33 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CodeCraft studio](https://appshunter.io/developer/1715445015) | [Yury Bogdanov](https://appshunter.io/developer/1153105962) |

## What reviewers say

### PersianCore

[App page](https://appshunter.io/ios/app/persiancore/id6759533420)

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

**In-app purchases:** none


### Inkday

[App page](https://appshunter.io/ios/app/inkday-chinese-characters/id6816423607)

This app helps you learn and remember Chinese characters through spaced repetition flashcards. It allows you to import words from other apps and practice writing them on an iPad. Learn radicals and build custom copybooks for effective study.

**Highlights:** Spaced repetition flashcards, Import words via share sheet, Character writing practice on iPad, Learn Kangxi radicals, Integrated dictionary, Customizable copybooks

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

**In-app purchases:** none


## Frequently asked questions

### Is PersianCore free?

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

### Is Inkday free?

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

### Do PersianCore or Inkday have ads?

Neither PersianCore nor Inkday shows ads.

### Which is updated more often, PersianCore or Inkday?

PersianCore ships an update every 4 months, and Inkday every 9 days. Most recently, PersianCore was updated on October 28, 2026 and Inkday on October 31, 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.*