# ZenStudy.ai vs Clueless Crossword

The clearest difference is price: ZenStudy.ai at Free against Clueless Crossword's $1.99. ZenStudy.ai also leads on update cadence (every 2 months vs every 7 months). Clueless Crossword's advantage is ads (none vs shown) and device support (4 vs 2). On in-app purchases there is nothing between them.

ZenStudy.ai is free to download; Clueless Crossword costs $1.99 up front. ZenStudy.ai sells 1 in-app purchase, starting at $14.99 per month and Clueless Crossword sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ZenStudy.ai ships an update every 2 months, Clueless Crossword every 7 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ZenStudy.ai | Clueless Crossword |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 7 months |
| Size | 48 MB | 65 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 12+ |
| Developer | [ZenStudy Technologies - FZCO](https://appshunter.io/developer/1782979211) | [Martin Fitzgibbons](https://appshunter.io/developer/1492785280) |

## What reviewers say

### ZenStudy.ai

[App page](https://appshunter.io/ios/app/zenstudyai/id6738932178)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership | $14.99 | per month |


### Clueless Crossword

[App page](https://appshunter.io/ios/app/clueless-crossword/id6742738427)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crossword Player Premium | Free | one-time |


## Frequently asked questions

### Is ZenStudy.ai free?

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

### Is Clueless Crossword free?

Clueless Crossword costs $1.99, and also offers in-app purchases.

### Do ZenStudy.ai or Clueless Crossword have ads?

ZenStudy.ai shows ads; Clueless Crossword does not.

### Which is updated more often, ZenStudy.ai or Clueless Crossword?

ZenStudy.ai ships an update every 2 months, and Clueless Crossword every 7 months. Most recently, ZenStudy.ai was updated on October 17, 2026 and Clueless Crossword on October 11, 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.*