# Check Answer vs Ventlas

The clearest difference is in-app purchases: Ventlas at none against Check Answer's 4. Ventlas also leads on iOS requirement (15.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Check Answer sells 4 in-app purchases, starting at $0.99 per month. Ventlas asks for nothing beyond the download.

Check Answer ships an update every 4 days, Ventlas every 3 days. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Check Answer | Ventlas |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 3 MB | 3 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jatuphol Jaturapat](https://appshunter.io/developer/1788860463) | [Sang Joon Park](https://appshunter.io/developer/6779029911) |

## What reviewers say

### Check Answer

[App page](https://appshunter.io/ios/app/check-answer/id6756690225)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited use (1 Month) | $0.99 | per month |
| Unlimited Use (3 Months) | $2.99 | per 3 months |
| Unlimited Use (1 Year) | $4.99 | per year |
| Lifetime Access | $12.99 | one-time |


### Ventlas

[App page](https://appshunter.io/ios/app/ventlas/id6801944394)

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

**In-app purchases:** none


## Frequently asked questions

### Is Check Answer free?

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

### Is Ventlas free?

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

### Do Check Answer or Ventlas have ads?

Neither Check Answer nor Ventlas shows ads.

### Which is updated more often, Check Answer or Ventlas?

Check Answer ships an update every 4 days, and Ventlas every 3 days. Most recently, Check Answer was updated on October 2, 2026 and Ventlas on September 23, 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.*