Comparison

Captionista 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

Captionista

Easily add accurate subtitles and captions to your videos. Customize text styles, timing, and placement for improved readability and impact. Export your videos with professional-looking captions for social media.

Highlights
  • Script editor with video player
  • Unique timing editor
  • Freestyle mode for subtitle placement
  • Free-form text editing
  • Multiple themes and color schemes
  • Pre-flight Check for social networks
  • SRT import and export
Features
Read full description

Captionista is a free app for adding accurate subtitles and captions to videos. With full control of pacing and subtitle length you make a greater impact and readability is improved. Many themes and color schemes are included for free, with a Pro subscription option to unlock full control. “A big win for accessibility on your videos” — TechRadar “This wonderfully conceived app removes the faff from subtitling.” — Stuff.tv HOW IT WORKS 1. You type in all the text while watching to the video. Change speed if you need to slow it down. 2. Choose a style. 3. Tap to split text at the right time in the video. 4. Export the video on your device in minutes. There’s no need for artificial intelligence when you have real intelligence! FEATURES • Script editor with video player, slow mode and skip controls for quickly typing the text to add to the video all at once. • Unique timing editor — tap on a word to split the text at the current video time. • Freestyle mode allows the moving, rotation and resizing of each individual subtitle for more visual interest. • Free-form editing: Text edits automatically update subtitles in the timing editor. Adjust timing, merge and re-split subtitles easily without affecting later subtitles. • Choose one of many themes and color schemes selected for high contrast and readability. • Save custom themes synced with iCloud and share theme files with others (requires Pro). • Pre-flight Check warns about video size, quality and length issues for common social networks. • Automatic subtitle insets avoid the user interface of apps like TikTok and Instagram Reels. • Looping video player makes it easy to keep reviewing progress. • Smart Zoom to focus in on just the subtitles in the video. • Warnings about reading speeds and subtitles that will not show in full. • SRT import for adding subtitles that are already transcribed. ADVANCED STYLE EDITOR • Intelligent style controls that work together to give great results every time. • Adjust the text area size and position, maximum lines, line length and alignment. • Custom text size, fonts, shadows, colors and outlines (requires Pro). • Custom subtitle background styles, colors and padding (requires Pro). EXPORT OPTIONS • Exclude audio if not required. • Automatically scale low quality videos up to 1080p for high quality subtitle text. • Option to scale down high resolution videos down to 1080p for faster uploads. • Export directly to Photos or to other apps using the share sheet. • SRT export for accessible closed caption support (requires Pro). For Terms of Use see: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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

Captionista4 screens
Srt.io4 screens

Verdict

The call

The clearest difference is review sentiment: Srt.io at 100% against Captionista's 56%. Srt.io also leads on in-app purchases (none vs 2) and update cadence (every 4 days vs fortnightly). Captionista's advantage is iOS requirement (15.0 vs 17.4). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Captionista sells 2 in-app purchases, starting at $4.49 per month. Srt.io asks for nothing beyond the download.

UpkeepUpdate frequency

Captionista ships an update fortnightly, Srt.io every 4 days. Both last shipped on November 4, 2026.

Scorecard5 real differences · 5 level
Captionista versus Srt.io: the parameters behind the verdict, then further details
ParameterCaptionistaSrt.io
PriceFreeFree
Rating4.1 (12 ratings) — better—
Positive reviews55.6% of reviews100.0% of reviews — better
Number of ratings12 — better—
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.4
Further details — not scored
Size24 MB8 MB
Age rating4+4+
DeveloperMontana Floss Co.健 王

Customer experience

Captionista

All ratings12 ratings
Positive75.0%
Neutral8.3%
Negative16.7%
Written reviews9 reviews
Positive55.6%
Neutral0.0%
Negative44.4%

Srt.io

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

In-app purchases

2 purchases

Captionista

Subscriptions2
  • Pro Monthly$4.491 Month
  • Pro Yearly$21.991 Year
None

Srt.io

No in-app purchases

Questions

Is Captionista free?
Captionista 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 Captionista or Srt.io have ads?
Neither Captionista nor Srt.io shows ads.
Which is updated more often, Captionista or Srt.io?
Captionista ships an update fortnightly, and Srt.io every 4 days. Most recently, Captionista was updated on November 4, 2026 and Srt.io on November 4, 2026.

Other comparisons