# First Base vs Datum Link

The clearest difference is update cadence: First Base at every 9 days against Datum Link'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.

First Base ships an update every 9 days, Datum Link every 2 months. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | First Base | Datum Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 156 MB | 69 MB |
| Requires iOS | **13.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Staht Limited](https://appshunter.io/developer/1583477295) | [DATUM ELECTRONICS LTD](https://appshunter.io/developer/1368397156) |

## What reviewers say

### First Base

[App page](https://appshunter.io/ios/app/first-base/id6446940813)

**Features:** macOS Compatibility

**In-app purchases:** none


### Datum Link

[App page](https://appshunter.io/ios/app/datum-link/id6755107604)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is First Base free?

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

### Is Datum Link free?

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

### Do First Base or Datum Link have ads?

Neither First Base nor Datum Link shows ads.

### Which is updated more often, First Base or Datum Link?

First Base ships an update every 9 days, and Datum Link every 2 months. Most recently, First Base was updated on October 10, 2026 and Datum Link on October 9, 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.*