# VOLTRAN vs StudyLens

The clearest difference is in-app purchases: VOLTRAN at none against StudyLens's 2. VOLTRAN also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. StudyLens sells 2 in-app purchases, starting at $0.99 per month. VOLTRAN asks for nothing beyond the download.

## The numbers

| Metric | VOLTRAN | StudyLens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Size | 131 MB | 9 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FERNUS BILISIM HIZMETLERI EGI.DAN. ve TIC.LTD.STI.](https://appshunter.io/developer/927900317) | [Evren Haznedaroglu](https://appshunter.io/developer/1838496587) |

## What reviewers say

### VOLTRAN

[App page](https://appshunter.io/ios/app/voltran/id6742657254)

**Features:** macOS Compatibility

**In-app purchases:** none


### StudyLens

[App page](https://appshunter.io/ios/app/studylens-ai-homework-tutor/id6811804663)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyLens Pro Monthly | $0.99 | per month |
| StudyLens Pro Yearly | $9.99 | per year |


## Frequently asked questions

### Is VOLTRAN free?

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

### Is StudyLens free?

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

### Do VOLTRAN or StudyLens have ads?

Neither VOLTRAN nor StudyLens shows ads.

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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.*