# Devanagari Explorer vs Cairn Koans

The clearest difference is in-app purchases: Devanagari Explorer at none against Cairn Koans's 4. Devanagari Explorer also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Cairn Koans sells 4 one-off in-app purchases. Devanagari Explorer asks for nothing beyond the download.

## The numbers

| Metric | Devanagari Explorer | Cairn Koans |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 45 MB | 40 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pooja Ghogare](https://appshunter.io/developer/1870643665) | [Drew Douglass](https://appshunter.io/developer/1887999660) |

## What reviewers say

### Devanagari Explorer

[App page](https://appshunter.io/ios/app/devanagari-explorer/id6758056184)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cairn Koans

[App page](https://appshunter.io/ios/app/cairn-koans/id6762514658)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A Pebble | $1.99 | one-time |
| A Stone | $4.99 | one-time |
| A Standing Stone | $9.99 | one-time |
| A Cornerstone | $19.99 | one-time |


## Frequently asked questions

### Is Devanagari Explorer free?

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

### Is Cairn Koans free?

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

### Do Devanagari Explorer or Cairn Koans have ads?

Neither Devanagari Explorer nor Cairn Koans shows ads.

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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.*