# Lectra Notes vs Revv

The clearest difference is in-app purchases: Lectra Notes at none against Revv's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Revv sells 2 in-app purchases, starting at $6.99 per month. Lectra Notes asks for nothing beyond the download.

Lectra Notes ships an update weekly, Revv every 3 days. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Lectra Notes | Revv |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/lectra-notes-pdf-annotator/id6759754531/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free | — |
| Size | 52 MB | 42 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Noel Sason](https://appshunter.io/developer/1880486957) | [JINSEOK OH](https://appshunter.io/developer/1841405794) |

## What reviewers say

### Lectra Notes

[App page](https://appshunter.io/ios/app/lectra-notes-pdf-annotator/id6759754531)

This app provides a private workspace for reading, annotating, and organizing PDF documents. It helps users understand dense texts faster with on-device intelligence for summaries and suggested tags. Designed for a calmer document workflow, it ensures your files remain private.

**Highlights:** Read and mark up PDFs, Highlight key passages and add notes, Organize documents with folders and tags, Generate summaries and suggested tags, Private by design with on-device intelligence, Backup and sync library

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

**In-app purchases:** none


### Revv

[App page](https://appshunter.io/ios/app/revv-ai-flashcards/id6761010441)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Revv Pro Monthly | $6.99 | per month |
| Revv Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Lectra Notes free?

Lectra Notes is free to download, with no in-app purchases.

### Is Revv free?

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

### Do Lectra Notes or Revv have ads?

Neither Lectra Notes nor Revv shows ads.

### Which is updated more often, Lectra Notes or Revv?

Lectra Notes ships an update weekly, and Revv every 3 days. Most recently, Lectra Notes was updated on October 10, 2026 and Revv on October 2, 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.*