# PhiloWelt KI vs Quick Study AI

The clearest difference is in-app purchases: PhiloWelt KI at none against Quick Study AI's 2. PhiloWelt KI also leads on update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Quick Study AI sells 2 in-app purchases, starting at $4.99 per 7 days. PhiloWelt KI asks for nothing beyond the download.

PhiloWelt KI ships an update weekly, Quick Study AI every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | PhiloWelt KI | Quick Study AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/quick-study-ai/id6738230951/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | — | Freemium |
| Size | 80 MB | 35 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Goekhan Yetisen](https://appshunter.io/developer/1459791667) | [The Panic Agency, Inc.](https://appshunter.io/developer/1779822066) |

## What reviewers say

### PhiloWelt KI

[App page](https://appshunter.io/ios/app/philowelt-ki/id6737694109)

**In-app purchases:** none


### Quick Study AI

[App page](https://appshunter.io/ios/app/quick-study-ai/id6738230951)

Instantly solve homework problems by taking a photo of your question. Receive clear, step-by-step explanations for subjects like math, science, history, and literature. Designed to help students understand concepts, not just find answers.

**Highlights:** AI-powered homework analysis, Step-by-step explanations, Photo-based problem recognition, Save and review solution history, Support for multiple subjects, Follow-up questions for deeper understanding

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access (1-Week) | $4.99 | per 7 days |
| All Access (1-Year) | $19.99 | per year |


## Frequently asked questions

### Is PhiloWelt KI free?

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

### Is Quick Study AI free?

Quick Study AI is free to download, with in-app purchases available.

### Do PhiloWelt KI or Quick Study AI have ads?

Neither PhiloWelt KI nor Quick Study AI shows ads.

### Which is updated more often, PhiloWelt KI or Quick Study AI?

PhiloWelt KI ships an update weekly, and Quick Study AI every 2 months. Most recently, PhiloWelt KI was updated on October 30, 2026 and Quick Study AI on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*