# Brainstorm by Allinson vs Hal Universal

The clearest difference is update cadence: Hal Universal at every 6 weeks against Brainstorm by Allinson's every 44 months. Brainstorm by Allinson's advantage is iOS requirement (13.0 vs 26.0). 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.

Brainstorm by Allinson ships an update every 44 months, Hal Universal every 6 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Brainstorm by Allinson | Hal Universal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 6 weeks** |
| Size | 6 MB | 30 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chris Allinson](https://appshunter.io/developer/363434350) | [Mark Friedlander](https://appshunter.io/developer/1812095304) |

## What reviewers say

### Brainstorm by Allinson

[App page](https://appshunter.io/ios/app/brainstorm-by-allinson/id374194218)

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

**In-app purchases:** none


### Hal Universal

[App page](https://appshunter.io/ios/app/hal-universal/id6754847753)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brainstorm by Allinson free?

Brainstorm by Allinson is free to download, with no in-app purchases.

### Is Hal Universal free?

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

### Do Brainstorm by Allinson or Hal Universal have ads?

Neither Brainstorm by Allinson nor Hal Universal shows ads.

### Which is updated more often, Brainstorm by Allinson or Hal Universal?

Brainstorm by Allinson ships an update every 44 months, and Hal Universal every 6 weeks. Most recently, Brainstorm by Allinson was updated on November 6, 2026 and Hal Universal on November 5, 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.*