# Oodlins vs StudyAider

The clearest difference is price: Oodlins at Free against StudyAider's $0.99. Oodlins also leads on ads (none vs shown) and device support (3 vs 1). On update cadence and in-app purchases there is nothing between them.

Oodlins is free to download; StudyAider costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oodlins ships an update weekly, StudyAider every 5 days. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Oodlins | StudyAider |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Size | 155 MB | 226 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SQUINCY SDN BHD](https://appshunter.io/developer/1054967875) | [efthimis tsantes](https://appshunter.io/developer/1694570920) |

## What reviewers say

### Oodlins

[App page](https://appshunter.io/ios/app/oodlins/id1469359974)

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

**In-app purchases:** none


### StudyAider

[App page](https://appshunter.io/ios/app/studyaider/id6737172226)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oodlins free?

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

### Is StudyAider free?

StudyAider costs $0.99, with no in-app purchases.

### Do Oodlins or StudyAider have ads?

StudyAider shows ads; Oodlins does not.

### Which is updated more often, Oodlins or StudyAider?

Oodlins ships an update weekly, and StudyAider every 5 days. Most recently, Oodlins was updated on September 17, 2026 and StudyAider on September 13, 2026.

---

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