LightYou vs Photo Margin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LightYou
Save, organize, and understand web articles with AI. This app transforms your reading into a searchable knowledge vault, offering a distraction-free reader, annotation tools, and spaced repetition for long-term retention. It prioritizes user privacy with local storage and optional WebDAV sync.
- One-tap article saving
- Customizable reader view
- Highlighting and annotation
- AI-powered chat and summaries
- Spaced repetition review
- WebDAV sync for cross-device access
- Offline reading
Read full descriptionHide full description
LightYou — Your Reading Library, Reimagined Save every article worth reading. Highlight what matters. Ask AI anything about your library. LightYou turns the web into your personal, searchable knowledge vault. ▸ SAVE IN ONE TAP Share from Safari, Twitter, or anywhere on iOS. LightYou extracts the article content — no ads, no clutter, just the words. ▸ BEAUTIFUL READER Customize font, size, and theme (light, sepia, dark). Reader view strips out distractions so you can focus on what matters. ▸ HIGHLIGHT & ANNOTATE Select any text to highlight it in three colors. Add private notes. Your highlights become a searchable knowledge base. ▸ AI-POWERED UNDERSTANDING Chat with any article — ask questions, get summaries, translate passages, or explain difficult concepts. Powered by your choice of LLM API. ▸ SPACED REPETITION REVIEW LightYou surfaces articles worth revisiting on a spaced schedule, so the ideas you care about stay with you long-term. ▸ HOME SCREEN WIDGET A beautiful iOS widget keeps your top review items one glance away — with native dark mode support. ▸ WEBDAV SYNC Sync articles, highlights, and notes across all your devices via your own WebDAV server. Your data stays yours — no third-party accounts required. ▸ PRIVACY FIRST All articles stored locally on your device. AI requests use your own API keys. Optional WebDAV sync uses your own server. We never see your data. ▸ OFFLINE READING Saved articles are cached locally — read anytime, anywhere, with no connection. ▸ BEAUTIFUL IN BOTH LANGUAGES Full Chinese and English support, with typography that respects each language. Whether you're a researcher, student, writer, or just a curious reader, LightYou helps you go from "I'll read this later" to actually reading, understanding, and remembering. Start building your library today.
Photo Margin
Organize your iPhone's photo library locally. Review and manage photos and videos in batches, separating new arrivals from older items. Protect, delete, or keep media with intuitive swipe gestures, all processed on your device.
- On-device processing
- Batch duplicate and similar photo comparison
- Swipe gestures for protect/delete/keep
- Sort large videos by file size
- Pause and resume analysis
- Local-first organization
Read full descriptionHide full description
Photo Margin is a local-first photo library organizer for iPhone. Separate new arrivals from older items and review photos and videos in batches by type, month, date or album. Reviewed and protected items stay out of unreviewed lists. Results are candidates for your review; you always decide what to keep. Features: • On-device processing: no photos or videos are uploaded to the developer's servers • Compare duplicate and similar photos side by side, in batches of up to five groups • Swipe up to protect photos and videos; manage protection in Settings • Review older screenshots in batches and sort large videos by file size • Swipe left to set an item aside for deletion, right to keep it, or tap the buttons • Zoom photos, play videos and restore candidates in the pending deletion list • Pause and resume analysis, with clear iCloud and read-failure feedback • Confirm final deletion through iOS Free and Pro: • Free: unlimited scanning and keeping, plus 30 items per rolling 24 hours into the To delete list • 7-day free trial: you start it, it ends on its own; nothing is charged or renewed • Photo Margin Pro: unlimited review with a yearly subscription, or a one-time lifetime purchase • Subscriptions renew automatically through Apple and can be cancelled anytime in Settings → Apple Account → Subscriptions No account or registration is required. Photo Margin does not create a cloud photo library. You control access through the system Photos permission. If an asset is stored in iCloud, iOS may download it for display or playback. English and Simplified Chinese interfaces follow your device or app language. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://catteacher0515.github.io/privacy/en/
Screenshots
Verdict
The clearest difference is update cadence: Photo Margin at daily against LightYou's every 3 weeks. LightYou's advantage is monetization model (free vs freemium) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LightYou sells 1 one-off in-app purchase and Photo Margin sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for LightYou against 5.0 for Photo Margin. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
LightYou ships an update every 3 weeks, Photo Margin daily. Both last shipped on October 31, 2026.
| Parameter | LightYou | Photo Margin |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 60 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 涛 李 | 博 刘 |
In-app purchases
LightYou
- LightYou Support Tip$1.99
Photo Margin
- Photo Margin Pro Monthly$1.991 Month
- Photo Margin Pro Yearly$4.991 Year
- Photo Margin Pro Quarterly$4.993 Months
- Photo Margin Pro Lifetime$9.99









