# Scanly AI vs Parallax

The clearest difference is in-app purchases: Parallax at none against Scanly AI's 3. Parallax also leads on ads (none vs shown) and update cadence (every 2 days vs every 6 weeks). Scanly AI's advantage is iOS requirement (13.0 vs 26.0). On price there is nothing between them.

Both are free to download. Scanly AI sells 3 in-app purchases, starting at $4.99 per month. Parallax asks for nothing beyond the download.

Scanly AI ships an update every 6 weeks, Parallax every 2 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Scanly AI | Parallax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/parallax-multi-model-ai/id6761632539/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 49 MB | 7 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** |
| Age rating | 4+ | 12+ |
| Developer | [Paras Butani](https://appshunter.io/developer/1854706830) | [Chris Nicolaidis](https://appshunter.io/developer/1252329035) |

## What reviewers say

### Scanly AI

[App page](https://appshunter.io/ios/app/scanly-ai-pdf-scanner-and-docs/id6761288956)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - 1 Month | $4.99 | per month |
| Premium - 6 Month | $29.99 | per 6 months |
| Premium - 1 Year | $49.99 | per year |


### Parallax

[App page](https://appshunter.io/ios/app/parallax-multi-model-ai/id6761632539)

This AI companion offers private, on-device assistance or connects to various cloud AI providers. It allows side-by-side response comparison, live web context retrieval, and generates charts directly in conversations. Features include voice input, file analysis, image generation, and cross-device continuity.

**Highlights:** On-device and cloud AI integration, Side-by-side response comparison, Live web context retrieval, In-chat chart generation, Cross-device conversation continuity, Voice input and spoken responses, File and photo analysis

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Scanly AI free?

Scanly AI is free to download, with in-app purchases available.

### Is Parallax free?

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

### Do Scanly AI or Parallax have ads?

Scanly AI shows ads; Parallax does not.

### Which is updated more often, Scanly AI or Parallax?

Scanly AI ships an update every 6 weeks, and Parallax every 2 days. Most recently, Scanly AI was updated on October 28, 2026 and Parallax on October 28, 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.*