Comparison

SubtitlerKit vs Srt.io

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

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.

Highlights
  • 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
Read full description

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

SubtitlerKit4 screens
Srt.io4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SubtitlerKit sells 3 one-off in-app purchases. Srt.io asks for nothing beyond the download.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
SubtitlerKit versus Srt.io: the parameters behind the verdict, then further details
ParameterSubtitlerKitSrt.io
PriceFreeFree
Rating3.7 (6 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings6 — better—
Update frequencyEvery 9 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.4
Further details — not scored
Size30 MB8 MB
Age rating4+4+
DeveloperAliaksandr Andrashuk健 王

Customer experience

SubtitlerKit

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Srt.io

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

SubtitlerKit

One-time3
  • Remove watermark$2.99
  • SRT features$3.99
  • SRT & Remove Watermark$4.99
None

Srt.io

No in-app purchases

Questions

Is SubtitlerKit free?
SubtitlerKit is free to download, with in-app purchases available.
Is Srt.io free?
Srt.io is free to download, with no in-app purchases.
Do SubtitlerKit or Srt.io have ads?
Neither SubtitlerKit nor Srt.io shows ads.
Which is updated more often, SubtitlerKit or Srt.io?
SubtitlerKit ships an update every 9 days, and Srt.io every 4 days. Most recently, SubtitlerKit was updated on November 3, 2026 and Srt.io on November 4, 2026.

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