Lucid Reader vs FolioSpace Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lucid Reader
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Lucid Reader — A Streamlined PDF Viewer for Focused Reading Lucid Reader gives you a clean, distraction-free way to read PDFs — whether they're standard documents or books you've scanned yourself. No clutter, no complexity. Just your PDF and you. *** Key Features *** • Two-Page Spread — Read like a real book, with an optional standalone cover page. • Flexible Binding — Switch between right-to-left or left-to-right binding, perfect for Japanese-style books and manga. • Optimized Display — Fine-tune the display area and zoom independently for the left and right pages to maximize space and trim away margins. • Intuitive Page Navigation — Turn pages effortlessly with a tap or a swipe, with customizable tap zones. • Page Lock — Keep your view exactly where you set it and prevent accidental shifts. • Full-Screen Mode — Fully immerse yourself with a distraction-free view. • Collections — Group multiple files together for tidy, organized reading. • iCloud Storage — Offload files to iCloud to reclaim space on your device. *** Effortless File Access *** Open PDFs in seconds: • Tap the + icon in the top-right corner of the file list, or • Choose "Save to Lucid Reader" from the share menu in any other app. *** Secret Mode — Enhanced Privacy (In-App Purchase) *** • Create more collections • Protect your sensitive files with advanced privacy tools: • File Hiding — Swipe right on any file and tap Secret to hide it from the list. • Restricted Access — Hidden files stay concealed until you unlock them with Face ID / Touch ID, keeping them private even if someone glances at your screen. • App Switcher Privacy — Secret-mode PDFs are blurred when switching apps, so your private content stays hidden even on the multitasking screen. • End-to-End Encryption — Encrypt secret files with a password directly on your device. Your files remain unreadable without your password, even if your iCloud storage is accessed. Experience the perfect balance of simplicity and control. Lucid Reader is built for one thing — hassle-free PDF reading.
FolioSpace Reader
This personal reading client allows you to browse, organize, and read your digital library. Enjoy comfortable reading layouts for books and comics, with optimized performance for large collections on iPad.
- Connect to FolioSpace Library server
- Browse and organize remote library
- Read EPUB, PDF, comics, webtoons
- Comfortable reading layouts
- Optimized for large libraries
- Local caching for comics
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FolioSpace Reader brings your personal EPUB books, PDFs, comics, and webtoons to iPhone and iPad. Read without a local book limit. Customize typography, use bookmarks and notes, and connect one FolioSpace Library server for browsing, search, reading progress, and offline downloads. Unlock Pro with a one-time purchase. Pro includes page-turn animations, Mini Book, the full ambient sound collection, up to five saved FolioSpace Library servers, Calibre-Web and Komga connections, and Markdown notes export. No subscription is required. Core reading, accessibility controls, and your existing books and reading data remain available in the free edition. AI translation and bilingual reading are not included in this release. Terms of Use: https://foliospace.app/terms.html Privacy Policy: https://foliospace.app/privacy.html
Screenshots
Verdict
The clearest difference is device support: FolioSpace Reader at 4 against Lucid Reader's 2. On price, update cadence, ads and in-app purchases 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. Lucid Reader sells 1 one-off in-app purchase and FolioSpace Reader sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Lucid Reader ships an update every 3 weeks, FolioSpace Reader monthly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.
| Parameter | Lucid Reader | FolioSpace Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch, Vision Pro — better |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 7 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Satoshi Takezawa | 晓东 傅 |
In-app purchases
Lucid Reader
- Pro Mode$0.99
FolioSpace Reader
- Monthly Pro$2.991 Month
- Yearly Pro$19.991 Year
- Lifetime Pro$29.99
Questions
Is Lucid Reader free?
Is FolioSpace Reader free?
Do Lucid Reader or FolioSpace Reader have ads?
Which is updated more often, Lucid Reader or FolioSpace Reader?
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