# DEVONthink To Go 4 vs Timelith

The clearest difference is update cadence: Timelith at every 5 days against DEVONthink To Go 4's every 3 weeks. Timelith also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases 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 and Timelith sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DEVONthink To Go 4 ships an update every 3 weeks, Timelith every 5 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DEVONthink To Go 4 | Timelith |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (242 ratings)](https://appshunter.io/ios/app/devonthink-to-go-4/id6532619226/reviews)** | — |
| Number of ratings | **242** | — |
| Positive reviews | 44.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 193 MB | 59 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [DEVONtechnologies, LLC](https://appshunter.io/developer/395722473) | [Ulrich Cech](https://appshunter.io/developer/6772350584) |

## 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 |


### Timelith

[App page](https://appshunter.io/ios/app/timelith-countdown-and-projects/id6772350582)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timelith Premium | $5.99 | one-time |


## Frequently asked questions

### Is DEVONthink To Go 4 free?

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

### Is Timelith free?

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

### Do DEVONthink To Go 4 or Timelith have ads?

Neither DEVONthink To Go 4 nor Timelith shows ads.

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

DEVONthink To Go 4 ships an update every 3 weeks, and Timelith every 5 days. Most recently, DEVONthink To Go 4 was updated on October 16, 2026 and Timelith on October 8, 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.*