# Arc Studio Screenwriting vs ZIG Inspector

The clearest difference is in-app purchases: ZIG Inspector at none against Arc Studio Screenwriting's 1. ZIG Inspector also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Arc Studio Screenwriting sells 1 in-app purchase, starting at $99.99 per year. ZIG Inspector asks for nothing beyond the download.

Arc Studio Screenwriting ships an update every 3 weeks, ZIG Inspector every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Arc Studio Screenwriting | ZIG Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (85 ratings)](https://appshunter.io/ios/app/arc-studio-screenwriting/id1502887007/reviews)** | — |
| Number of ratings | **85** | — |
| Positive reviews | 39.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 78 MB | 4 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arc Studio Labs, Inc.](https://appshunter.io/developer/1656256390) | [Zed Digital](https://appshunter.io/developer/1332742918) |

## What reviewers say

### Arc Studio Screenwriting

[App page](https://appshunter.io/ios/app/arc-studio-screenwriting/id1502887007)

This app streamlines the screenwriting process from initial concept to final script. It offers automatic industry-standard formatting, advanced outlining tools, and real-time collaboration features for writers and teams.

**Highlights:** Automatic industry-standard formatting, Advanced story outlining and visualization, Real-time collaborative writing, Distraction-free writing interface, Import/export Final Draft, PDF, Fountain, Version history and revision tracking

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $99.99 | per year |


### ZIG Inspector

[App page](https://appshunter.io/ios/app/zig-inspector/id6754589521)

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

**In-app purchases:** none


## Frequently asked questions

### Is Arc Studio Screenwriting free?

Arc Studio Screenwriting is free to download, with in-app purchases available.

### Is ZIG Inspector free?

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

### Do Arc Studio Screenwriting or ZIG Inspector have ads?

Neither Arc Studio Screenwriting nor ZIG Inspector shows ads.

### Which is updated more often, Arc Studio Screenwriting or ZIG Inspector?

Arc Studio Screenwriting ships an update every 3 weeks, and ZIG Inspector every 3 days. Most recently, Arc Studio Screenwriting was updated on November 7, 2026 and ZIG Inspector 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.*