# janvo vs Heretic Chess

The clearest difference is in-app purchases: janvo at none against Heretic Chess's 1. janvo also leads on update cadence (every 3 days vs weekly). Heretic Chess's advantage is ads (none vs shown) and iOS requirement (15.1 vs 18.4). On price and device support there is nothing between them.

Both are free to download. Heretic Chess sells 1 one-off in-app purchase. janvo asks for nothing beyond the download.

janvo ships an update every 3 days, Heretic Chess weekly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | janvo | Heretic Chess |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Weekly |
| Size | 102 MB | 37 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ARC LAB LLC](https://appshunter.io/developer/1858767099) | [Fatma Esra Ugurca](https://appshunter.io/developer/1730220437) |

## What reviewers say

### janvo

[App page](https://appshunter.io/ios/app/janvo/id6756155611)

**Features:** macOS Compatibility

**In-app purchases:** none


### Heretic Chess

[App page](https://appshunter.io/ios/app/heretic-chess/id6760259558)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter Pack | $4.99 | one-time |


## Frequently asked questions

### Is janvo free?

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

### Is Heretic Chess free?

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

### Do janvo or Heretic Chess have ads?

janvo shows ads; Heretic Chess does not.

### Which is updated more often, janvo or Heretic Chess?

janvo ships an update every 3 days, and Heretic Chess weekly. Most recently, janvo was updated on September 30, 2026 and Heretic Chess on October 7, 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.*