# Brainstorm by Allinson vs Open Draft Screenwriting

The clearest difference is update cadence: Open Draft Screenwriting at every 6 days against Brainstorm by Allinson's every 44 months. Brainstorm by Allinson's advantage is iOS requirement (13.0 vs 15.0). 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, Open Draft Screenwriting every 6 days. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Brainstorm by Allinson | Open Draft Screenwriting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/open-draft-screenwriting/id6761807809/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 6 days** |
| Monetization | — | Free |
| Size | 6 MB | 23 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Chris Allinson](https://appshunter.io/developer/363434350) | [Base Information Management Pvt. Ltd.](https://appshunter.io/developer/506021550) |

## What reviewers say

### Brainstorm by Allinson

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Open Draft Screenwriting

[App page](https://appshunter.io/ios/app/open-draft-screenwriting/id6761807809)

This free, open-source application offers professional screenplay formatting, real-time collaboration, and visual planning tools. It supports multiple export formats and is available across all major operating systems, providing a privacy-first writing experience.

**Highlights:** Professional screenplay formatting, Real-time collaboration, Beat boards and index cards, Version history tracking, Character profiles and production tools, Export to PDF, FDX, Fountain, and TXT, Cross-platform availability

**Features:** 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 Open Draft Screenwriting free?

Open Draft Screenwriting is free to download, with no in-app purchases.

### Do Brainstorm by Allinson or Open Draft Screenwriting have ads?

Neither Brainstorm by Allinson nor Open Draft Screenwriting shows ads.

### Which is updated more often, Brainstorm by Allinson or Open Draft Screenwriting?

Brainstorm by Allinson ships an update every 44 months, and Open Draft Screenwriting every 6 days. Most recently, Brainstorm by Allinson was updated on October 5, 2026 and Open Draft Screenwriting 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.*