# DEVONthink To Go 4 vs Instructor Credits

The clearest difference is in-app purchases: Instructor Credits at none against DEVONthink To Go 4's 2. Instructor Credits also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DEVONthink To Go 4 sells 2 in-app purchases, starting at $2.99 per month. Instructor Credits asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | DEVONthink To Go 4 | Instructor Credits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (258 ratings)](https://appshunter.io/ios/app/devonthink-to-go-4/id6532619226/reviews)** | — |
| Number of ratings | **258** | — |
| Positive reviews | 44.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 193 MB | 29 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [DEVONtechnologies, LLC](https://appshunter.io/developer/395722473) | [The Way Martial Arts App](https://appshunter.io/developer/1489095608) |

## What reviewers say

### DEVONthink To Go 4

[App page](https://appshunter.io/ios/app/devonthink-to-go-4/id6532619226)

Manage your entire knowledge library on your iPad and iPhone. Organize, edit, and annotate documents, notes, and more. Leverage generative AI for summaries, content creation, and advanced search. Syncs privately and securely across devices.

**Highlights:** Document organization and management, AI-powered summaries and content creation, PDF annotation and editing, On-device OCR for searchable documents, Cross-device secure synchronization, Custom metadata and tagging, Shortcuts automation

**Features:** Family Sharing, Siri integration, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $19.99 | per year |


### Instructor Credits

[App page](https://appshunter.io/ios/app/instructor-credits/id6754809411)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DEVONthink To Go 4 free?

DEVONthink To Go 4 is free to download, with in-app purchases available.

### Is Instructor Credits free?

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

### Do DEVONthink To Go 4 or Instructor Credits have ads?

Neither DEVONthink To Go 4 nor Instructor Credits shows ads.

### Which is updated more often, DEVONthink To Go 4 or Instructor Credits?

DEVONthink To Go 4 ships an update every 3 weeks, and Instructor Credits every 3 weeks. Most recently, DEVONthink To Go 4 was updated on October 27, 2026 and Instructor Credits on October 1, 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.*