# Datumprikker vs I'm In

The clearest difference is review sentiment: Datumprikker at 50% against I'm In's 5%. Datumprikker also leads on rating (4.1 vs 1.0). I'm In's advantage is ads (none vs shown) and update cadence (fortnightly vs every 5 weeks). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Datumprikker sells 1 one-off in-app purchase and I'm In sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Datumprikker holds the better App Store score, 4.1 against 1.0. Both are backed by a comparable volume of ratings — 10 and 7 respectively. Written reviews point the same way: 50% of Datumprikker's written reviews are positive against 5% of I'm In's.

Datumprikker ships an update every 5 weeks, I'm In fortnightly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Datumprikker | I'm In |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (10 ratings)](https://appshunter.io/ios/app/datumprikker/id633445844/reviews)** | [1.0 (7 ratings)](https://appshunter.io/ios/app/im-in-event-planner/id1151393159/reviews) |
| Number of ratings | **10** | 7 |
| Positive reviews | **50.0% of reviews** | 5.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 57 MB | 27 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kompas Meet BV](https://appshunter.io/developer/1791574148) | [2Geeks](https://appshunter.io/developer/444491220) |

## What reviewers say

### Datumprikker

[App page](https://appshunter.io/ios/app/datumprikker/id633445844)

Easily suggest dates and times for events, invite participants, and finalize details like location. This intuitive tool offers an event overview, pre-written messages, and location suggestions to streamline your planning process.

**Highlights:** Suggest dates and times, Invite participants, Set final date and location, Event overview, Pre-written messages, Location suggestions, Address book and groups

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove the ads | $1.99 | one-time |


### I'm In

[App page](https://appshunter.io/ios/app/im-in-event-planner/id1151393159)

Easily plan gatherings with friends and family directly within your messages. Select dates, times, and photos, then let invitees RSVP. The app automatically suggests the best time based on responses.

**Highlights:** Plan events within Messages, Select cover photos, Set event location, Propose multiple dates/times, Automatic best time suggestion, Calendar integration (premium), Export events to Calendar (premium)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| I'm In Premium | $3.99 | one-time |


## Frequently asked questions

### Is Datumprikker free?

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

### Is I'm In free?

I'm In is free to download, with in-app purchases available.

### Which has better reviews, Datumprikker or I'm In?

Datumprikker is rated higher. Datumprikker averages 4.1 out of 5 from 10 ratings, while I'm In averages 1.0 from 7 ratings.

### Do Datumprikker or I'm In have ads?

Datumprikker shows ads; I'm In does not.

### Which is updated more often, Datumprikker or I'm In?

Datumprikker ships an update every 5 weeks, and I'm In fortnightly. Most recently, Datumprikker was updated on October 23, 2026 and I'm In on October 24, 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.*