# Datakeeper vs JoinSelf Messenger

Datakeeper and JoinSelf Messenger are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Datakeeper ships an update fortnightly, JoinSelf Messenger every 3 weeks. The most recent releases landed on October 7, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Datakeeper | JoinSelf Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (16 ratings)](https://appshunter.io/ios/app/datakeeper/id1546059184/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 71 MB | 153 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Datakeeper](https://appshunter.io/developer/1729157922) | [Self Group Limited](https://appshunter.io/developer/1568222941) |

## What reviewers say

### Datakeeper

[App page](https://appshunter.io/ios/app/datakeeper/id1546059184)

Securely store and share your personal information with organizations. You control who accesses your data, making sharing fast and easy for tasks like renting a car or applying for housing. Your data remains private and is stored only on your device.

**Highlights:** Securely store personal data, Share data with organizations, User controls data sharing, Fast and easy data sharing, Data stored only on device

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

**In-app purchases:** none


### JoinSelf Messenger

[App page](https://appshunter.io/ios/app/joinself-messenger/id1572496234)

**In-app purchases:** none


## Frequently asked questions

### Is Datakeeper free?

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

### Is JoinSelf Messenger free?

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

### Do Datakeeper or JoinSelf Messenger have ads?

Neither Datakeeper nor JoinSelf Messenger shows ads.

### Which is updated more often, Datakeeper or JoinSelf Messenger?

Datakeeper ships an update fortnightly, and JoinSelf Messenger every 3 weeks. Most recently, Datakeeper was updated on October 7, 2026 and JoinSelf Messenger on September 25, 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.*