# Screenshot Hero AI vs Lumen

The clearest difference is price: Lumen at Free against Screenshot Hero AI's $1.99. Lumen also leads on ratings volume (4 vs 1) and iOS requirement (18.0 vs 26.0). On rating, update cadence, ads and in-app purchases there is nothing between them.

Lumen is free to download; Screenshot Hero AI costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Screenshot Hero AI against 5.0 for Lumen. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Screenshot Hero AI | Lumen |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/screenshot-hero-ai/id6756796238/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/lumen-knowledge-browser/id6762682475/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Paid | **Free** |
| Size | 6 MB | 28 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Chris Barnhart](https://appshunter.io/developer/1844685558) | [Daniel Kosukhin](https://appshunter.io/developer/1852657475) |

## What reviewers say

### Screenshot Hero AI

[App page](https://appshunter.io/ios/app/screenshot-hero-ai/id6756796238)

This app uses on-device AI to analyze your screenshots, generating summaries, smart tags, and searchable text. It helps you organize and instantly find information from receipts, messages, and documents without uploading any data.

**Highlights:** AI-generated summaries, Automatic smart tagging, Project grouping with summaries, Instant searchable text, App-aware organization, Flexible export formats (PDF, Markdown, Word), On-device privacy

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Screenshot Hero AI free?

Screenshot Hero AI costs $1.99, with no in-app purchases.

### Is Lumen free?

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

### Which has better reviews, Screenshot Hero AI or Lumen?

Screenshot Hero AI and Lumen are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Screenshot Hero AI or Lumen have ads?

Neither Screenshot Hero AI nor Lumen shows ads.

### Which is updated more often, Screenshot Hero AI or Lumen?

Screenshot Hero AI ships an update every 2 weeks, and Lumen every 2 weeks. Most recently, Screenshot Hero AI was updated on October 30, 2026 and Lumen on October 31, 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.*