# J vs ESIM Campus Solution

The clearest difference is update cadence: ESIM Campus Solution at every 5 days against J's every 2 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.

J ships an update every 2 months, ESIM Campus Solution every 5 days. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | J | ESIM Campus Solution |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 25 MB | 28 MB |
| Requires iOS | 13.4 | **12.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Informatics Publishing Limited](https://appshunter.io/developer/1490108702) | [Pats Literary Solutions Private Limited](https://appshunter.io/developer/1496609307) |

## What reviewers say

### J

[App page](https://appshunter.io/ios/app/j-gate/id1670549103)

**In-app purchases:** none


### ESIM Campus Solution

[App page](https://appshunter.io/ios/app/esim-campus-solution/id6470990621)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is J free?

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

### Is ESIM Campus Solution free?

ESIM Campus Solution is free to download, with no in-app purchases.

### Do J or ESIM Campus Solution have ads?

Neither J nor ESIM Campus Solution shows ads.

### Which is updated more often, J or ESIM Campus Solution?

J ships an update every 2 months, and ESIM Campus Solution every 5 days. Most recently, J was updated on September 17, 2026 and ESIM Campus Solution on September 13, 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.*