# Lumen vs Jot Transcribe

The clearest difference is rating: Lumen at 5.0 against Jot Transcribe's 4.6. Lumen also leads on iOS requirement (18.0 vs 26.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lumen holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 4 and 9 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Lumen ships an update every 2 weeks, Jot Transcribe weekly. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Lumen | Jot Transcribe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lumen-knowledge-browser/id6762682475/reviews)** | [4.6 (9 ratings)](https://appshunter.io/ios/app/jot-transcribe/id6766447330/reviews) |
| Number of ratings | 4 | **9** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 28 MB | 59 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Daniel Kosukhin](https://appshunter.io/developer/1852657475) | [Vineet Sriram](https://appshunter.io/developer/1896290483) |

## What reviewers say

### Lumen

[App page](https://appshunter.io/ios/app/lumen-knowledge-browser/id6762682475)

This app acts as a browser that remembers what you read, building a personal knowledge base from engaged pages. It allows you to ask questions in plain English about your reading history, with answers generated by an on-device AI. All your data remains private and offline.

**Highlights:** On-device AI knowledge base, Plain English questioning, Automatic content organization, Private and offline browsing, Tracker blocking, Source citation for answers

**In-app purchases:** none


### Jot Transcribe

[App page](https://appshunter.io/ios/app/jot-transcribe/id6766447330)

Dictate text in any application on your iPhone without needing an account or cloud sync. This app offers on-device transcription and AI-powered features to refine your spoken words into polished text, and allows you to search your past dictations with natural language questions.

**Highlights:** System-wide custom keyboard, On-device transcription, AI-powered text refinement, Natural language search of transcripts, Customizable rewrite prompts, Five-minute warm microphone, Vocabulary list

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

**In-app purchases:** none


## Frequently asked questions

### Is Lumen free?

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

### Is Jot Transcribe free?

Jot Transcribe is free to download, with no in-app purchases.

### Which has better reviews, Lumen or Jot Transcribe?

Lumen is rated higher. Lumen averages 5.0 out of 5 from 4 ratings, while Jot Transcribe averages 4.6 from 9 ratings.

### Do Lumen or Jot Transcribe have ads?

Neither Lumen nor Jot Transcribe shows ads.

### Which is updated more often, Lumen or Jot Transcribe?

Lumen ships an update every 2 weeks, and Jot Transcribe weekly. Most recently, Lumen was updated on September 28, 2026 and Jot Transcribe on October 7, 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.*