# LISAA Campus vs Chattr

The clearest difference is in-app purchases: LISAA Campus at none against Chattr's 6. LISAA Campus also leads on iOS requirement (13.0 vs 15.1). Chattr's advantage is update cadence (every 2 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. Chattr sells 6 in-app purchases, starting at $19.99 per month. LISAA Campus asks for nothing beyond the download.

LISAA Campus ships an update every 6 months, Chattr every 2 weeks. The most recent releases landed on September 12, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LISAA Campus | Chattr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 35 MB | 102 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ESGCV](https://appshunter.io/developer/794871319) | [FILIPPO PIETRANTONIO](https://appshunter.io/developer/1783662173) |

## What reviewers say

### LISAA Campus

[App page](https://appshunter.io/ios/app/lisaa-campus/id1632189251)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chattr

[App page](https://appshunter.io/ios/app/chattr-conversation-practice/id6768665981)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $19.99 | per month |
| Full Access | $24.99 | per month |
| 10 Voice Sessions | $9.99 | one-time |
| 25 Voice Sessions | $21.99 | one-time |
| 50 Voice Sessions | $37.99 | one-time |
| 100 Voice Sessions | $69.99 | one-time |


## Frequently asked questions

### Is LISAA Campus free?

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

### Is Chattr free?

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

### Do LISAA Campus or Chattr have ads?

Neither LISAA Campus nor Chattr shows ads.

### Which is updated more often, LISAA Campus or Chattr?

LISAA Campus ships an update every 6 months, and Chattr every 2 weeks. Most recently, LISAA Campus was updated on September 12, 2026 and Chattr on September 19, 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.*