Comparison

Quick Captions vs Subly

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

Head to head
About

Quick Captions

Effortlessly add subtitles to your videos with AI-powered captioning. Enhance audio clarity, translate content, and customize text for social media. Perfect for creators looking to save time and increase engagement.

Highlights
  • Automatic subtitle generation
  • Noise reduction and audio cleanup
  • Multilingual speech recognition
  • Automatic subtitle translation
  • Customizable text editing
  • Social media ready export
Features
Read full description

QuickCaptions — The Ultimate Subtitle Tool for Content Creators Add subtitles to your videos in seconds, without the hassle of manual typing. Save time, boost visibility, and help your audience enjoy your content even on mute. Perfect for TikTok, Reels, Shorts, and any silent-scroll video. No editing experience needed. FAST AUTO-CAPTIONING Upload your video and QuickCaptions automatically generates accurate subtitles in your preferred language within seconds. MULTILINGUAL SPEECH RECOGNITION Speak in English, French, Spanish, German, Japanese, or 50+ other languages. QuickCaptions delivers precise recognition in every one of them. ACCURATE TRANSLATION IN 100+ LANGUAGES Our translation engine is built to be the most capable on the market. With support for hundreds of languages and translations tuned for natural, context-aware accuracy, QuickCaptions lets you publish one video and reach audiences worldwide. Whether you are localizing for a single market or dozens, your message stays exactly as you intended it. READY-MADE SUBTITLE PRESETS Skip the tedious styling work. Choose from a library of professionally designed presets and apply a complete look to your subtitles with a single tap. Fonts, colors, sizes, outlines, and positioning are all set for you, and you can fine-tune any detail whenever you want a more personal touch. DYNAMIC SUBTITLE ANIMATIONS Bring your captions to life with a wide range of animation styles: word-by-word highlights, pop-ins, typewriter effects, bounces, karaoke-style reveals, and more. Animated subtitles hold attention longer and make your videos feel professionally edited. STICKERS AND EMOJI Add personality to your videos with a rich library of stickers and emoji. Drop them anywhere on the timeline, resize and position them freely, and time them to appear exactly when you want. A simple way to emphasize a punchline, react to a moment, or make your content more playful. NOISE REDUCTION AND AUDIO CLEANUP Instantly remove background noise and enhance voice clarity so your videos sound as good as they look. SOCIAL MEDIA READY Built for influencers and creators, with support for every major social media format and high-resolution exports ready to post right away. Stop creating subtitles by hand. Let QuickCaptions do the work for you. Ready to get started? Download QuickCaptions now. Terms and Conditions: https://d3goifhsge22sl.cloudfront.net/policy/captionsai/captionsai_terms.html Privacy Policy: https://d3goifhsge22sl.cloudfront.net/policy/captionsai/captionsai_privacy.html

About

Subly

Easily add animated, word-by-word captions and AI-generated narration to your videos. This app processes everything on your device, ensuring privacy and offline functionality. Edit clips, add music, and export in professional formats without recurring fees.

Highlights
  • Word-by-word animated captions
  • On-device AI narration
  • Full video editing suite
  • Offline functionality
  • One-time purchase
  • SRT/VTT export
  • Vertical reframing
Features
Read full description

Caption, edit, and narrate short videos — all on your iPhone, all private. Try it free, then pay once and keep it forever. No subscription. No credits that "run out." No account. Your video never leaves your device, so it even works in airplane mode. • WORD-BY-WORD CAPTIONS — animated, karaoke-style highlight with a live preview. • PAY ONCE — one purchase removes the watermark and unlocks unlimited, full-quality export. No monthly fees, no token meter. • ON-DEVICE & PRIVATE — no servers, no uploads, no account. Cloud editors send your footage away and take broad rights to it; Subly never does. • FULL EDITOR — combine clips, split, trim, and reorder on a scrub timeline with frame-accurate preview. • TRANSITIONS — dissolve, fade to black, slide, and zoom between clips. • B-ROLL & MUSIC — drop video overlays and a music bed with auto-ducking and per-clip volume. • AI NARRATOR — type a script, pick a voice, get a natural voiceover generated entirely on your iPhone. Offline, unlimited, no per-character fees. • CAPTIONS FROM YOUR SCRIPT — one script becomes both the narrator audio and word-synced captions. • ENGLISH-FIRST, 90+ LANGUAGES — on-device Whisper transcription. • PRO FORMATS — export SRT and VTT subtitle files. • VERTICAL REFRAME — turn landscape clips into 9:16. Built for Reels, Shorts, and TikTok creators who are done renting their tools.

Screenshots

Quick Captions4 screens
Subly4 screens

Verdict

The call

The clearest difference is review sentiment: Subly at 100% against Quick Captions's 38%. Subly also leads on rating (5.0 vs 4.6). Quick Captions's advantage is ratings volume (35 vs 2) and iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases 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. Quick Captions sells 7 in-app purchases, starting at $1.99 per 7 days and Subly sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Subly holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Quick Captions has 35 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 38% of Quick Captions's written reviews are positive against 100% of Subly's.

UpkeepUpdate frequency

Quick Captions ships an update every 8 days, Subly every 5 days. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Quick Captions versus Subly: the parameters behind the verdict, then further details
ParameterQuick CaptionsSubly
PriceFreeFree
Rating4.6 (35 ratings)5.0 (2 ratings) — better
Positive reviews37.5% of reviews100.0% of reviews — better
Number of ratings35 — better2
Update frequencyEvery 8 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size48 MB95 MB
Age rating4+4+
DeveloperSelin SimsekNikolai Tsyrenov

Customer experience

Quick Captions

All ratings35 ratings
Positive94.3%
Neutral0.0%
Negative5.7%
Written reviews8 reviews
Positive37.5%
Neutral0.0%
Negative62.5%

Subly

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

7 purchases

Quick Captions

Subscriptions7
  • Weekly3 Days trial$1.997 Days
  • Weekly$2.997 Days
  • Weekly$4.997 Days
Show 4 more
  • Monthly$7.991 Month
  • Yearly$14.991 Year
  • Yearly$19.991 Year
  • Yearly3 Days trial$22.991 Year
1 purchases

Subly

One-time1
  • Subly Pro$4.99

Questions

Is Quick Captions free?
Quick Captions is free to download, with in-app purchases available.
Is Subly free?
Subly is free to download, with in-app purchases available.
Which has better reviews, Quick Captions or Subly?
Subly is rated higher. Quick Captions averages 4.6 out of 5 from 35 ratings, while Subly averages 5.0 from 2 ratings.
Do Quick Captions or Subly have ads?
Neither Quick Captions nor Subly shows ads.
Which is updated more often, Quick Captions or Subly?
Quick Captions ships an update every 8 days, and Subly every 5 days. Most recently, Quick Captions was updated on September 23, 2026 and Subly on September 19, 2026.

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