# HassApp vs ACA Vademécum

The clearest difference is price: HassApp at Free against ACA Vademécum's $9.99. HassApp also leads on iOS requirement (11.0 vs 15.1). ACA Vademécum's advantage is update cadence (every 3 weeks vs every 6 weeks). On ads, in-app purchases and device support there is nothing between them.

HassApp is free to download; ACA Vademécum costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HassApp ships an update every 6 weeks, ACA Vademécum every 3 weeks. The most recent releases landed on October 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HassApp | ACA Vademécum |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 57 MB | 55 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [APEAM AC](https://appshunter.io/developer/1358909280) | [Ulises Campos](https://appshunter.io/developer/6797525704) |

## What reviewers say

### HassApp

[App page](https://appshunter.io/ios/app/hassapp/id1543748657)

**Features:** macOS Compatibility

**In-app purchases:** none


### ACA Vademécum

[App page](https://appshunter.io/ios/app/aca-vademecum/id6797525702)

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

**In-app purchases:** none


## Frequently asked questions

### Is HassApp free?

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

### Is ACA Vademécum free?

ACA Vademécum costs $9.99, with no in-app purchases.

### Do HassApp or ACA Vademécum have ads?

Neither HassApp nor ACA Vademécum shows ads.

### Which is updated more often, HassApp or ACA Vademécum?

HassApp ships an update every 6 weeks, and ACA Vademécum every 3 weeks. Most recently, HassApp was updated on October 1, 2026 and ACA Vademécum 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.*