# AI Note Taker vs LumenDoc

The clearest difference is update cadence: AI Note Taker at every 5 days against LumenDoc's every 3 months. LumenDoc's advantage is 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. AI Note Taker sells 2 in-app purchases, starting at $11.99 per month and LumenDoc sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

AI Note Taker ships an update every 5 days, LumenDoc every 3 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | AI Note Taker | LumenDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lumendoc-ai-document-chat/id6757917138/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | — | Freemium |
| Size | 45 MB | 7 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Karam Al-Askar](https://appshunter.io/developer/1852254613) | [David Mendez](https://appshunter.io/developer/1869594292) |

## What reviewers say

### AI Note Taker

[App page](https://appshunter.io/ios/app/ai-note-taker-convoxa/id6755150446)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Convoxa Pro | $11.99 | per month |
| Convoxa Pro | $99.99 | per year |


### LumenDoc

[App page](https://appshunter.io/ios/app/lumendoc-ai-document-chat/id6757917138)

Transform your paperwork into a searchable digital library. Scan documents, extract key information with AI, and ask questions to find details instantly. Set reminders for important dates and track spending without linking bank accounts.

**Highlights:** Scan documents with AI Vision, Ask questions about your documents, Track spending from receipts, Set reminders and calendar events, Private iCloud backup (Pro), On-device OCR fallback

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LumenDoc Pro | $4.99 | per month |
| LumenDoc Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is AI Note Taker free?

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

### Is LumenDoc free?

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

### Do AI Note Taker or LumenDoc have ads?

Neither AI Note Taker nor LumenDoc shows ads.

### Which is updated more often, AI Note Taker or LumenDoc?

AI Note Taker ships an update every 5 days, and LumenDoc every 3 months. Most recently, AI Note Taker was updated on November 5, 2026 and LumenDoc on November 5, 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.*