# idem vs Source Browser for Research

The clearest difference is in-app purchases: idem at none against Source Browser for Research's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Source Browser for Research sells 1 one-off in-app purchase. idem asks for nothing beyond the download.

## The numbers

| Metric | idem | Source Browser for Research |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 8 MB | 6 MB |
| Requires iOS | **17.0** | 17.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Latitude Data](https://appshunter.io/developer/6790105874) | [YUKIYA SHIMODA](https://appshunter.io/developer/6804373908) |

## What reviewers say

### idem

[App page](https://appshunter.io/ios/app/idem-personal-ai-agent/id6790105692)

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

**In-app purchases:** none


### Source Browser for Research

[App page](https://appshunter.io/ios/app/source-browser-for-research/id6806154744)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TEXT MAP | $1.99 | one-time |


## Frequently asked questions

### Is idem free?

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

### Is Source Browser for Research free?

Source Browser for Research is free to download, with in-app purchases available.

### Do idem or Source Browser for Research have ads?

Neither idem nor Source Browser for Research 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.*