# Moca vs Whyday

The clearest difference is in-app purchases: Whyday at none against Moca's 5. Moca's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Moca sells 5 in-app purchases, starting at $2.49 per month. Whyday asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Moca | Whyday |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (41 ratings)](https://appshunter.io/ios/app/moca-ai-flashcards/id1490969385/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 91.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [AHN YOONJI](https://appshunter.io/developer/1056120766) | [Egosoft](https://appshunter.io/developer/827611461) |

## What reviewers say

### Moca

[App page](https://appshunter.io/ios/app/moca-ai-flashcards/id1490969385)

This app makes learning vocabulary and conversation patterns fun through gamified flashcards. It offers AI-generated content and syncs across devices via iCloud. Users can import words via CSV and earn in-game rewards for progress.

**Highlights:** AI-generated flashcards, Gamified learning with experience points, Vocabulary and conversation pattern memorization, iCloud sync across iOS devices, CSV import for bulk word addition, In-game rewards and leveling system

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Moca AI PRO | $2.49 | per month |
| Unlimited Slots(3-month) | $7.99 | per 3 months |
| Unlimited Slots(1-year) | $11.99 | per year |
| 200 additional slots | $1.09 | one-time |
| 1,000 additional slots | $4.39 | one-time |


### Whyday

[App page](https://appshunter.io/ios/app/whyday/id6814360386)

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

**In-app purchases:** none


## Frequently asked questions

### Is Moca free?

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

### Is Whyday free?

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

### Do Moca or Whyday have ads?

Both Moca and Whyday show ads.

### Which is updated more often, Moca or Whyday?

Moca ships an update every 5 days, and Whyday every 5 days. Most recently, Moca was updated on November 7, 2026 and Whyday 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.*