# DataPocket vs OmniNote Personal Encyclopedia

The clearest difference is in-app purchases: OmniNote Personal Encyclopedia at none against DataPocket's 2. DataPocket's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. DataPocket sells 2 in-app purchases, starting at $4.99 per month. OmniNote Personal Encyclopedia asks for nothing beyond the download.

DataPocket ships an update weekly, OmniNote Personal Encyclopedia every 2 weeks. The most recent releases landed on September 20, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | DataPocket | OmniNote Personal Encyclopedia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 24 MB | 10 MB |
| Requires iOS | **16.4** | 17.5 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KENJIRO OBORA](https://appshunter.io/developer/1025407585) | [Ryoko Tamura](https://appshunter.io/developer/1840347532) |

## What reviewers say

### DataPocket

[App page](https://appshunter.io/ios/app/datapocket/id6618158585)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| WebLink 5 Tickets | $4.99 | one-time |


### OmniNote Personal Encyclopedia

[App page](https://appshunter.io/ios/app/omninote-personal-encyclopedia/id6759308227)

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

**In-app purchases:** none


## Frequently asked questions

### Is DataPocket free?

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

### Is OmniNote Personal Encyclopedia free?

OmniNote Personal Encyclopedia is free to download, with no in-app purchases.

### Do DataPocket or OmniNote Personal Encyclopedia have ads?

Neither DataPocket nor OmniNote Personal Encyclopedia shows ads.

### Which is updated more often, DataPocket or OmniNote Personal Encyclopedia?

DataPocket ships an update weekly, and OmniNote Personal Encyclopedia every 2 weeks. Most recently, DataPocket was updated on September 20, 2026 and OmniNote Personal Encyclopedia on May 15, 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.*