# a vs Tactio

The clearest difference is iOS requirement: a at 13.4 against Tactio's 16.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | a | Tactio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 22 MB | 17 MB |
| Requires iOS | **13.4** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AKKU SYS Akkumulator](https://appshunter.io/developer/1766459745) | [Ayonto UG (haftungsbeschraenkt)](https://appshunter.io/developer/1516247551) |

## What reviewers say

### a

[App page](https://appshunter.io/ios/app/a-tronix-ax-core-hems/id6670475697)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tactio

[App page](https://appshunter.io/ios/app/tactio/id6774029464)

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

**In-app purchases:** none


## Frequently asked questions

### Is a free?

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

### Is Tactio free?

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

### Do a or Tactio have ads?

Neither a nor Tactio shows ads.

### Which is updated more often, a or Tactio?

a ships an update every 2 days, and Tactio every 2 days. Most recently, a was updated on October 7, 2026 and Tactio on October 31, 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.*