# PlayDate vs ISRTRI

The clearest difference is update cadence: ISRTRI at weekly against PlayDate's every 11 months. PlayDate's advantage is iOS requirement (15.1 vs 18.6). 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.

PlayDate ships an update every 11 months, ISRTRI weekly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PlayDate | ISRTRI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/playdate/id1447496671/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Weekly** |
| Monetization | Free | — |
| Size | 49 MB | 17 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Arbox LTD](https://appshunter.io/developer/1021244486) | [ran kellner](https://appshunter.io/developer/1372973121) |

## What reviewers say

### PlayDate

[App page](https://appshunter.io/ios/app/playdate/id1447496671)

Manage your swimming class bookings, receive important messages from the organization, and connect with fellow participants. This platform facilitates all your interactions with swimming lessons.

**Highlights:** Book swimming classes, Receive organization messages, Socialize with class members, Manage connections

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

**In-app purchases:** none


### ISRTRI

[App page](https://appshunter.io/ios/app/isrtri/id1546991465)

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

**In-app purchases:** none


## Frequently asked questions

### Is PlayDate free?

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

### Is ISRTRI free?

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

### Do PlayDate or ISRTRI have ads?

Neither PlayDate nor ISRTRI shows ads.

### Which is updated more often, PlayDate or ISRTRI?

PlayDate ships an update every 11 months, and ISRTRI weekly. Most recently, PlayDate was updated on October 1, 2026 and ISRTRI on October 2, 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.*