# DinDonDan vs GroupIn

The clearest difference is update cadence: GroupIn at every 9 days against DinDonDan'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.

DinDonDan ships an update every 2 months, GroupIn every 9 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DinDonDan | GroupIn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/dindondan/id1437269265/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 98.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 22 MB | 13 MB |
| Requires iOS | **17.5** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DinDonDan App](https://appshunter.io/developer/1437269264) | [Novin dokht Elmi](https://appshunter.io/developer/1880030261) |

## What reviewers say

### DinDonDan

[App page](https://appshunter.io/ios/app/dindondan/id1437269265)

Find nearby Catholic churches and their service schedules, including Mass times, confessions, and opening hours. Advanced search filters help you locate services based on your availability. The community actively contributes to keeping information current.

**Highlights:** Discover nearby Catholic churches, Up-to-date Mass schedules, Confession and opening hours, Advanced search and filtering, Community-driven updates, Report corrections and new churches

**Features:** macOS Compatibility

**In-app purchases:** none


### GroupIn

[App page](https://appshunter.io/ios/app/groupin/id6768634455)

**In-app purchases:** none


## Frequently asked questions

### Is DinDonDan free?

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

### Is GroupIn free?

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

### Do DinDonDan or GroupIn have ads?

Neither DinDonDan nor GroupIn shows ads.

### Which is updated more often, DinDonDan or GroupIn?

DinDonDan ships an update every 2 months, and GroupIn every 9 days. Most recently, DinDonDan was updated on October 24, 2026 and GroupIn on October 8, 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.*