Kainy vs OCR Subtitle Ultra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kainy
This app offers a minimalist web browsing experience, eliminating traditional address and search bars. It provides unique ways to open URLs, including QR code scanning, clipboard reading, and app schemes.
- Address and search bar-free interface
- QR code URL scanning
- Clipboard URL reading
- App scheme URL opening
- Minimalist design
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The ultimate small web browser - probably the first in the universe without address and search bars - opens the URL in these way: 1、Click on the icon in the upper right corner to scan the URL QR code 2、Read the URL in the clipboard 3、Via app scheme 订阅价格和条款: 此应用提供每年12元的自动续订每年订阅,以提供解锁全部内容和其他高级功能。 订阅成功后将会自动续订,并从iTunes账户中进行扣费;如想取消自动续订功能,请在当前订阅期结束的至少24小时之前,于iTunes设置中手动取消该功能。购买订阅之后,所有未到期的试用天数将被强制取消。用户可以在订阅成功后,在本人苹果商店用户账号中管理续订等功能。 您对此应用程序的使用受 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 上提供的服务条款的约束。 收集和使用您的数据受 https://kainy.cn/app/privacy.html 上的隐私政策约束。
OCR Subtitle Ultra
Extract hard-coded subtitles from videos using advanced OCR technology. Automatically convert on-screen text into SRT files for easy editing and translation. Features intelligent auto-detection, manual controls, and AI-powered workflows for content creators and educators.
- Extract subtitles from video
- Automatic SRT file generation
- Intelligent auto-detection
- Manual precision controls
- AI subtitle translation workflow
- AI Video Copilot for Q&A
- Integrated video previewer
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OCR Subtitle Ultra is a practical utility designed to extract hard-coded subtitles from videos using Optical Character Recognition (OCR). It automatically converts on-screen text into standard SRT files, saving hours of manual transcription for editors, educators, and content creators. Driven by an optimized layout-parsing architecture and a high-performance multimedia backend, version 3.0 marks a massive leap forward—introducing intelligent auto-detection workflows while retaining full manual precision controls for professional creators. (Note: Recognition accuracy is subject to video resolution, font styles, and background contrast.) 【What is New in v3.0: Automation & AI Workflows】 Intelligent Auto-Detection with Manual Controls Version 3.0 features a smarter layout engine that automatically detects the subtitle region (ROI), locks text bounding boxes, and auto-identifies the video's spoken language upon import for a zero-configuration experience. Professional control is never compromised: users can seamlessly switch to manual mode to custom-adjust the scanning area or specify languages for highly complex, non-standard video layouts. Seamless AI Subtitle Translation Workflow Unlock global localization instantly. The app intelligently packages your extracted SRT text with tailored translation prompts. On iOS, leverage the native Share Sheet to route text directly to your preferred AI assistants. On macOS, the app neatly formats text into your system clipboard for a frictionless paste-and-go experience into any desktop AI or web assistant. AI Video Copilot (Instant Video Q&A) Productivity shouldn't end with an SRT file. With our built-in high-frequency AI prompt templates, you can instantly bundle your transcript and send it to an AI to perform advanced tasks: Fact-Checking: Verify claims or detect clickbait within the video content. Instant Summary: Condense long-duration footage into structured bullet points. Copywriting & Titles: Generate high-CTR titles, video descriptions, and marketing hooks. Thumbnail Inspiration: Brainstorm detailed visual prompts to design compelling video cover art. Integrated Standard Format Video Previewer Never worry about how to play or mount your newly generated SRT files. Version 3.0 features an integrated video preview player. It seamlessly supports system-compatible standard formats (such as MP4, MOV, M4V), allowing you to play your media with the newly created subtitle track overlaid right inside the app for an instant preview experience. 【Core Performance & Privacy Security】 Strict "Zero-Storage, Zero-Copy" Architecture: Your data security is our highest priority. Operating strictly within the Apple Sandbox framework, the application processes video files entirely on-the-fly. It never duplicates, caches, or permanently stores your video files in local containers or remote servers. Temporary Access Lifecycle Management: The application securely requests transient, read-only media access via system-secured tokens (Security-Scoped URLs) in memory. Once the security token expires, the resource is automatically revoked. Your media remains entirely under your own control. Robust Codec Support: Built on a rigorously compliant multimedia backend, the app delivers ultra-stable decoding for modern codecs including H.265 (HEVC), AV1, VP9, and more. Advanced memory management prevents crashes, ensuring flawless processing for 4K Ultra-HD footage and long films. Universal Workflow Integration: Exported standard SRT files are fully editable and 100% compatible with YouTube, VLC, Final Cut Pro, Adobe Premiere, DaVinci Resolve, and major editing platforms. 【Support & Feedback】 I am deeply committed to continuously refining OCR Subtitle Ultra based on real-world production environments and user feedback. If you encounter specific video encoding edge cases or have feature suggestions, please contact me directly: Email: hanmingjie@gmail.com Web: www.hanmingjie.com
Screenshots
Verdict
The clearest difference is price: Kainy at Free against OCR Subtitle Ultra's $9.99. Kainy also leads on review sentiment (100% vs 75%) and ratings volume (4 vs 1). OCR Subtitle Ultra's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 1). 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
Kainy is free to download; OCR Subtitle Ultra costs $9.99 up front. Kainy sells 1 in-app purchase, starting at $1.99 per year. OCR Subtitle Ultra asks for nothing beyond the download.
OCR Subtitle Ultra holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews complicate that: 100% of Kainy's written reviews are positive against 75% of OCR Subtitle Ultra's, so the app with the better star average is not the one people write more warmly about.
Kainy ships an update every 3 weeks, OCR Subtitle Ultra every 11 days. The most recent releases landed on October 16, 2026 and October 26, 2026 respectively.
| Parameter | Kainy | OCR Subtitle Ultra |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 4.0 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Paid — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 41 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | Qucai Laicai (Shenzhen) Network Co., Ltd. | 韩 明洁 |
Customer experience
Kainy
OCR Subtitle Ultra
In-app purchases
Kainy
- 包年会员$1.991 Year
OCR Subtitle Ultra
No in-app purchases









