# Researchly vs ThreeAI

The clearest difference is in-app purchases: ThreeAI at none against Researchly's 4. ThreeAI also leads on iOS requirement (15.5 vs 26.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | Researchly | ThreeAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 28 MB | 8 MB |
| Requires iOS | 26.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Tridib Banerjee](https://appshunter.io/developer/1842563648) | [Jeffrey Lawrence](https://appshunter.io/developer/1879082478) |

## What reviewers say

### Researchly

[App page](https://appshunter.io/ios/app/researchly/id6753112540)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $0.99 | per month |
| Max (Monthly) | $4.99 | per month |
| Pro (Yearly) | $9.99 | per year |
| Max (Yearly) | $49.99 | per year |


### ThreeAI

[App page](https://appshunter.io/ios/app/threeai/id6759503039)

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

**In-app purchases:** none


## Frequently asked questions

### Is Researchly free?

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

### Is ThreeAI free?

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

### Do Researchly or ThreeAI have ads?

Neither Researchly nor ThreeAI 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.*