# Kvantastica vs Wait, Professor

The clearest difference is in-app purchases: Kvantastica at none against Wait, Professor's 2. Kvantastica also leads on device support (3 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. Wait, Professor sells 2 in-app purchases, starting at $19.99 per month. Kvantastica asks for nothing beyond the download.

Kvantastica ships an update weekly, Wait, Professor every 6 days. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Kvantastica | Wait, Professor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Size | 32 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MediaRise](https://appshunter.io/developer/1860980159) | [Teimur Gasanov](https://appshunter.io/developer/6785360026) |

## What reviewers say

### Kvantastica

[App page](https://appshunter.io/ios/app/kvantastica/id6763988899)

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

**In-app purchases:** none


### Wait, Professor

[App page](https://appshunter.io/ios/app/wait-professor-ai-tutor/id6797852771)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Yearly Subscription | $119.99 | per year |


## Frequently asked questions

### Is Kvantastica free?

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

### Is Wait, Professor free?

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

### Do Kvantastica or Wait, Professor have ads?

Neither Kvantastica nor Wait, Professor shows ads.

### Which is updated more often, Kvantastica or Wait, Professor?

Kvantastica ships an update weekly, and Wait, Professor every 6 days. Most recently, Kvantastica was updated on September 8, 2026 and Wait, Professor on September 24, 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.*