# Paper Planner Sidekick vs Private AI

The clearest difference is price: Paper Planner Sidekick at Free against Private AI's $4.99. Private AI's advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs every 10 days). On ads, device support and iOS requirement there is nothing between them.

Paper Planner Sidekick is free to download; Private AI costs $4.99 up front. Paper Planner Sidekick sells 1 one-off in-app purchase. Private AI asks for nothing beyond the download.

Paper Planner Sidekick ships an update every 10 days, Private AI every 2 days. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Paper Planner Sidekick | Private AI |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/private-ai-document-chat/id6757301317/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | — | Paid |
| Size | 67 MB | 6 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 17+ | +12 |
| Developer | [David Collado Sela](https://appshunter.io/developer/1241258594) | [GTechnologies LLC](https://appshunter.io/developer/1813624050) |

## What reviewers say

### Paper Planner Sidekick

[App page](https://appshunter.io/ios/app/paper-planner-sidekick-numly/id6746696155)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numly lifetime | $4.99 | one-time |


### Private AI

[App page](https://appshunter.io/ios/app/private-ai-document-chat/id6757301317)

This AI assistant operates entirely offline on your device, ensuring 100% data privacy. It allows you to chat with your documents using specialized AI experts and custom prompts, without any internet connection or data uploads.

**Highlights:** 100% private and offline operation, Chat with PDFs, code, spreadsheets, and more, 25 specialized AI experts and custom prompts, No subscriptions or in-app purchases, Leverages Apple Intelligence models, Zero tracking and zero data uploads

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

**In-app purchases:** none


## Frequently asked questions

### Is Paper Planner Sidekick free?

Paper Planner Sidekick is free to download, with in-app purchases available.

### Is Private AI free?

Private AI costs $4.99, with no in-app purchases.

### Do Paper Planner Sidekick or Private AI have ads?

Neither Paper Planner Sidekick nor Private AI shows ads.

### Which is updated more often, Paper Planner Sidekick or Private AI?

Paper Planner Sidekick ships an update every 10 days, and Private AI every 2 days. Most recently, Paper Planner Sidekick was updated on October 18, 2026 and Private AI on October 6, 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.*