# e vs jExchange™

The clearest difference is update cadence: e at every 4 months against jExchange™'s every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

e ships an update every 4 months, jExchange™ every 8 months. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | e | jExchange™ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Size | 41 MB | 2 MB |
| Requires iOS | **15.1** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VENATU K. ZATWARNICKI SPOŁKA JAWNA](https://appshunter.io/developer/1231497279) | [TORN Sp. z o. o.](https://appshunter.io/developer/1370991536) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-obserwacje/id1665554640)

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

**In-app purchases:** none


### jExchange™

[App page](https://appshunter.io/ios/app/jexchange/id1672801085)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is jExchange™ free?

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

### Do e or jExchange™ have ads?

Neither e nor jExchange™ shows ads.

### Which is updated more often, e or jExchange™?

e ships an update every 4 months, and jExchange™ every 8 months. Most recently, e was updated on October 10, 2026 and jExchange™ on October 27, 2026.

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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.*