SubtitlerKit vs Srt.io
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubtitlerKit
Easily add subtitles and captions to your videos. This app offers automatic speech recognition for subtitle generation and extensive customization options for text and layout. You can also import, edit, and export SRT files for precise control over your video captions.
- Automatic subtitle generation from speech
- Customizable text colors and layout
- Import, export, and edit SRT files
- Precise subtitle timing adjustment
- Add subtitles to imported video files
- Export and share videos with subtitles
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Introducing SubtitlerKit, the application that allows you to effortlessly add subtitles and captions to your videos in a matter of seconds. KEY FEATURES – Automatically add subtitles recognised from speech. – Customise colours: foreground, background, stroke, shadow. – Customise layout: font, paddings, corner radius, background size. – Import, Export and Edit SRT files. – Edit subtitles with precise timing. – Import a video file to add subtitles. – Export and share the video.
Srt.io
Easily edit video subtitles with a real-time preview. Automatically position subtitles by marking entry and exit points. Supports SRT format for import and export, along with various video file types.
- Real-time video preview during editing
- Automatic subtitle positioning
- Slide to delete or edit subtitles
- Search and locate subtitles
- Import and export .srt files
- Supports multiple video formats
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Srt.io is a video subtitle editing app. Features You can preview the video while editing subtitles, making it easy to edit subtitles for your vlog. After marking the exit and entry points, subtitles will be automatically added to the appropriate positions. For each subtitle, slide left and right ,you can also delete subtitles, mark subtitles and edit subtitles. Click on the subtitle video to locate the relevant position. You can search for subtitles, and if there are related subtitles, they will be located in the relevant location. Import Subtitle support .srt format Video support .mp4 .avi .mov .mkv .wmv .flv .m4v .3gp format Export You can export edited subtitles to .srt format Attention In order to avoid wasting storage space, this app only reads videos and does not store them in the app. It only stores subtitles. Therefore, when opening the last project, you need to select the video file again. You can choose to import from the file or album.
Screenshots
Verdict
The clearest difference is in-app purchases: Srt.io at none against SubtitlerKit's 3. Srt.io also leads on review sentiment (100% vs 67%) and update cadence (every 4 days vs every 9 days). On price, ads, device support and iOS requirement 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. SubtitlerKit sells 3 one-off in-app purchases. Srt.io asks for nothing beyond the download.
SubtitlerKit ships an update every 9 days, Srt.io every 4 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | SubtitlerKit | Srt.io |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (6 ratings) — better | — |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 — better | — |
| Update frequency | Every 9 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.4 |
| Further details — not scored | ||
| Size | 30 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Aliaksandr Andrashuk | 健 王 |
Customer experience
SubtitlerKit
Srt.io
In-app purchases
SubtitlerKit
- Remove watermark$2.99
- SRT features$3.99
- SRT & Remove Watermark$4.99
Srt.io
No in-app purchases







