Rar Sharp+ vs Ki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rar Sharp+
This utility efficiently extracts various compressed file formats, including password-protected RAR archives. It offers features like file previewing, selective decompression, and secure folder encryption. Manage your files with ease through Wi-Fi transfer, sorting, and various editing options.
- Extract password-protected RAR files
- Preview files within archives
- Decompress selected files
- Supports multiple archive formats (rar, zip, 7z, etc.)
- Wi-Fi and iTunes file sharing
- File encryption and management
- Email and open attachments
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Rar Sharp is a simple, practical decompression software, can fast, simple and efficient extracting file its easy-to-use interface, personalized settings let you easily office. Features * Supports to unzip password protected RAR files . * Click to BROWSE images and PREVIEW files inside an archive without extracting. * Supports to decompress selected certain files or parts of one given compressed file * Supported unzip formats: rar, zip, gzip, tar, cbz, cbr, gz, tgz, bz, bz2 ,tgz2 ,tbz,7z. * Supported compression formats: zip * Transferring files by wifi and iTunes file sharing * Sorting by file name、create time and file type * View, copy, move, delete, rename, email, zip Compression and unzip files/folders * Encryption folder, protect your files * Glide deleting function * Select all and Cancel all operate * Email multiple files, folder Supported * Open email attachments * Photo import Supported * Open files in other applications * Landscape mode supported Rar Sharp for OS X https://itunes.apple.com/cn/app/rar-sharp/id668609870?l=en&mt=12
Ki
Capture, organize, and connect all your learning in one place. This app allows you to save notes, links, code snippets, and ideas, then link them together to build a web of knowledge. Find anything fast with full-text search and visual knowledge graphs.
- Capture notes, links, quotes, code snippets, and ideas
- Organize with color-coded tags and custom topics
- Connect notes with bidirectional linking
- Visualize knowledge with interactive graphs
- Full-text search and saved searches
- Quick capture via floating button and widgets
- Review workflow for managing notes
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Ki-note is your personal knowledge base. Capture, organize, and connect everything you learn — all in one place. CAPTURE EVERYTHING • Notes, links, quotes, code snippets, ideas, and references • Quick capture with a floating + button from anywhere in the app • Save source URLs and titles for web content. You can share links from Safari to Ki-note! • Tag code snippets with their programming language (Swift, Python, JavaScript, TypeScript, Go, Rust) • You can insert notes, text, links, into Ki-notes using the Share functionality • You can insert notes using voice in the Control Center widget or using a shortcut with Siri ORGANIZE YOUR WAY • Tags — color-coded labels to categorize your notes • Topics — group related notes under a single theme with custom icons • Smart Collections — automatic filters like Inbox, Favorites, Reading Queue, Unreviewed, Quotes, Ideas, Links, Untagged, and Unlinked • Configurable Quick Access dashboard on the home screen • Pin, favorite, and archive notes • Review workflow — track notes from Inbox → Unreviewed → Reviewing → Reviewed CONNECT YOUR KNOWLEDGE • Link notes together to build a web of ideas • Bidirectional linking — see which notes link to and from each note • Interactive Knowledge Graph — visualize all your notes and their connections • Customizable graph settings for colors, forces, and display options FIND ANYTHING FAST • Full-text search across all notes • Save frequently used searches for quick access • Browse by tags and topics • Filter by note type, status, or collection BUILT FOR YOU • 100% free — no ads, no subscriptions, all features unlocked • Local-first — your data stays on your device with SwiftData • Localized in 6 languages: English, Spanish, French, German, Italian, and Portuguese • Light and dark mode with customizable themes • Optional one-time tip to support development Ki-note is designed for students, researchers, developers, writers, and anyone who wants to build a personal knowledge base that grows with them.
Screenshots
Verdict
The clearest difference is review sentiment: Ki at 100% against Rar Sharp+'s 45%. Ki also leads on price (Free vs $0.99) and update cadence (every 2 days vs every 3 months). Rar Sharp+'s advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 18.6). On ads and device support 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
Ki is free to download; Rar Sharp+ costs $0.99 up front. Ki sells 1 one-off in-app purchase. Rar Sharp+ asks for nothing beyond the download.
Rar Sharp+ ships an update every 3 months, Ki every 2 days. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.
| Parameter | Rar Sharp+ | Ki |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 45.5% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 24 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦文 游 | Juan Casanueva |
Customer experience
Rar Sharp+
Ki
In-app purchases
Rar Sharp+
No in-app purchases
Ki
- Buy me a coffee$0.99









