Fasoo View vs Manual Sync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fasoo View
Securely access and view documents, both plain and encrypted, on your mobile devices. This app enables secure communication and information sharing within a protected work environment, requiring prior certificate installation.
- Secure document access and checkout
- View plain and encrypted documents
- Secure communication and information sharing
- Attachment viewer for emails and browsers
- Watermark enforcement
- Zoom in/out functionality
- Page search and navigation
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Fasoo View Application allows users to download and check-out documents securely. It enables users to communicate and share information securely as well as view both plain and encrypted documents on the iPhone and iPad. Fasoo DRM is a smart and necessary security solution which enables a persistently protected work environment, allowing the work force to concentrate on the task at hand without compromising mobility and/or flexibility. *Caution : Fasoo View is allowed to be operated/used by users who install a certificate through FED-M in advance. Both encrypted documents and general documents may not be checked-out by uncertified users. Fasoo View is not intended for personal users. Key Features 1. Provide a document viewer via access control to each document 2. Attachment viewer for emails and browsers 3. Add search engine to documents being viewed through Fasoo View 4. Persistently enforce a visible or semitransparent watermark 5. Provide an ability to Zoom in/Zoom out 6. Easily search for a page, by entering the page number into the search page tool 7. Landscape/Portrait view mode option Supported File Applications - MS Word 97 ~ (*.doc, *.docx, *.dot, *.dotx) - MS PowerPoint 97 ~ (*.ppt, *.pptx, *.pps, *.ppsx. *.pot, *.potx) - MS Excel 97 ~ (*.xls, *.xlsx, *.xltx, *.csv) - Arae-A Hangul 97 ~ 3.0, 2002 ~ 2014 (*.hwp, *.hwpx) - Adobe PDF 1.2 ~ 1.7 (*.pdf) - Text file (*.txt, *.asc) - Image File (*.bmp, *.jpg, *.png, *.gif, *.wmf, *.emf, *.jpeg, *.tiff)
Manual Sync
Easily transfer annotations and bookmarks between PDF documents. This tool uses precise matching for professionals who update manuals frequently, ensuring notes stay in place. All processing is done locally for enhanced privacy.
- Smart word-based annotation matching
- Bookmark hierarchy migration
- Split-view manual review
- Local device processing
- Annual and lifetime subscription options
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ManualSync: Effortless PDF Revision Assistant Seamlessly transfer your annotations and bookmarks to revised PDF manuals in seconds. Designed for professionals who handle frequent document updates, ManualSync uses high-precision matching to ensure your notes land exactly where they belong. Key Features: Smart word-based annotation matching Bookmark hierarchy migration Split-view manual review Privacy First: All processing happens locally on your device. Your manuals never leave your side. [Subscription Information] • ManualSync Annual Premium: $9.99/year (Includes a 3-day free trial) • ManualSync Lifetime Access: $24.99 (One-time purchase) [Payments and Renewal] • Payment will be charged to your iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • Your account will be charged for renewal within 24-hours prior to the end of the current period. • You can manage or turn off auto-renew in your Apple ID Account settings at any time after purchase. • No cancellation of the current subscription is allowed during the active period. • Terms of Use (Standard Apple EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Privacy Policy: https://aerosyncstudio.kr/privacy-manualsync.html
Screenshots
Verdict
The clearest difference is in-app purchases: Fasoo View at none against Manual Sync's 2. Fasoo View also leads on device support (3 vs 1) and ratings volume (3 vs 1). Manual Sync's advantage is update cadence (every 2 days vs every 3 weeks). On price, rating 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. Manual Sync sells 2 in-app purchases, starting at $9.99 per year. Fasoo View asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Fasoo View against 5.0 for Manual Sync. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Fasoo View ships an update every 3 weeks, Manual Sync every 2 days. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.
| Parameter | Fasoo View | Manual Sync |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (1 ratings) |
| Positive reviews | 18.8% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 110 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Fasoo AI Co., Ltd. | AeroSync Studio |
Customer experience
Fasoo View
Manual Sync
In-app purchases
Fasoo View
No in-app purchases
Manual Sync
- ManualSync Annual Premium$9.991 Year
- ManualSync Annual Premium$24.99









