Comparison

Flash Transcribe vs AutoSub

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

Head to head
About

Flash Transcribe

This tool transcribes and translates audio and video content, making foreign language resources accessible. It supports local imports from popular platforms and offers a built-in editor for subtitles.

Highlights
  • AI-powered transcription
  • Multi-language translation
  • YouTube/Bilibili import
  • SRT subtitle import
  • Subtitle editor
  • Video player with subtitles
  • SRT/TXT export
Features
Read full description

Flash Transcribe is an intelligent, high-performance on-device AI transcription and subtitle studio. Powered by Apple’s native speech recognition framework, Flash Transcribe converts your audio and video files into accurate subtitles with 100% privacy and zero cloud uploads. Whether you are a content creator, researcher, student, or language learner, Flash Transcribe makes transcribing, editing, and translating spoken content effortless. 【100% On-Device AI & Total Privacy】 • Offline Speech-to-Text: Powered by Apple's native speech recognition framework for high accuracy and fast processing. • Privacy by Design: All transcription happens 100% locally on your iPhone and iPad. Your audio and video files are never uploaded to the cloud or third-party servers. • Works Offline: Transcribe anywhere, anytime—even in Airplane Mode without an internet connection. • Smooth Experience: Fully optimized with ProMotion adaptive refresh rate for fluid scrolling and playback. • Multiple Languages Supported: English, Chinese (Simplified & Traditional), Cantonese, Japanese, Korean, Spanish, French, Dutch 【Universal Media Import】 • Local Files & Photos: Easily import audio and video files from the Files app or select videos directly from your Photo Library. • Web Links (YouTube & Bilibili): Simply paste a link to extract audio for local AI transcription. • Instant Platform Captions: If an online video includes official CC subtitles, import them in seconds without waiting for audio downloads. • Subtitle Import: Open and edit existing subtitle files directly within the app. 【Pro Subtitle Studio & Editor】 • Synced Media Player: Watch 720p video or listen to audio with synchronized, real-time subtitle highlighting. • In-Place Subtitle Editing: Tap any subtitle line to correct text on the fly, with intuitive tools to Split or Merge caption blocks. • Bilingual Translation: Translate subtitles into multiple languages with side-by-side bilingual captions. • Universal Export: Export subtitles in industry-standard formats including SubRip (.srt), WebVTT (.vtt), and Plain Text (.txt), ready for Final Cut Pro, Premiere, and CapCut. 【Pro Membership & Quota Options】 Flash Transcribe offers generous free access and flexible Pro options: • Free Tier: Enjoy 60 minutes of on-device transcription every month for free. • Monthly Pro: Unlimited transcription + 12,000 translation characters per month. • Annual Pro (Best Value): Unlimited transcription + 16,000 translation characters per month (192,000 characters annually). • Lifetime Transcribe: One-time purchase for permanent unlimited transcription + an exclusive 32,000 translation characters bonus. • Top-up Packs: Need more translation credits? Purchase consumable packs (+10,000 or +120,000 characters) as you go, with no subscription required. 【Auto-Renewable Subscription Terms】 • Payment will be charged to your Apple ID Account at confirmation of purchase. • Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current billing period. • Your account will be charged for renewal within 24 hours prior to the end of the current period. • You can manage and cancel your subscriptions at any time by going to your App Store Account Settings after purchase. 【Support & Legal Links】 If you have any questions, feedback, or feature requests, feel free to reach out to us directly at: Email: owen.dev.apps@outlook.com Terms of Service: https://mwyang.notion.site/Terms-of-Service-21866861981b42f7ae46fa8e6ca03369 Privacy Policy: https://mwyang.notion.site/Privacy-Policy-1b1a367db406414e81724e4810d66666 Frequently Asked Questions (FAQ): https://mwyang.notion.site/Frequently-Asked-Questions-df89fc52bea7430fbc068150d82835d8 Standard Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

AutoSub

This app offers advanced video subtitle and translation services using AI. It supports numerous languages and transcription modes, with options for offline processing and on-device privacy. Users can edit, sync, and export subtitles in various formats, including burned-in captions on video exports.

Highlights
  • AI-powered transcription
  • 50+ language support
  • Offline translation
  • Subtitle editing and syncing
  • Video OCR for text extraction
  • Customizable subtitle export
  • On-device processing
Features
Read full description

AutoSub is a professional subtitle and video translation studio for iPhone and iPad. Six transcription modes, 50+ languages, AI-powered translation, and full offline privacy — all on-device. Built for content creators, educators, filmmakers, and video editors. Transcription • 6 transcription modes, all processed on-device • Fast: quick speech-to-text, 10 languages • Accurate: 3 model variants (Standard, Balanced, Max) supporting 50 languages with high-quality transcription • Fusion: 2 model variants — English & European (25 languages, ultra-fast) and Multilingual (30+ languages including Chinese, Japanese, Korean, Arabic, and Hindi) Translation • Apple Translate: fully offline, 17 languages • Google Translate: fully offline, 50+ languages • AI Translate: context-aware cloud translation using advanced AI models like Gemini and GPT — handles slang, idioms, and natural phrasing • AI Enhance: improve existing translations at lower cost without retranslating from scratch • Switch between AI models in Settings Subtitles & Editing • View all subtitle lines in one clean place • Edit both original transcript and translated text per segment • Copy individual subtitle lines • Subtitle sync adjustment (fine-tune timing from -5 to +5 seconds) • Dual subtitle display (show original and translation together) • Import existing SRT files Video OCR • Draw a rectangle on the video to select on-screen text • Translate signs, captions, graphics, and any visual text instantly Export • SRT file export (original or translated) • Video export with burned-in subtitles and captions, up to 4K at 24/30/60fps • Customizable subtitle styling: font, size, weight, color, position, shadow, and background Offline & Private • All transcription and offline translation run entirely on-device • Your video and audio never leave your iPhone or iPad Pro Subscription • Unlocks unlimited transcription, AI Translate, AI Enhance, Accurate and Fusion modes, offline language downloads, SRT exports, 4K video exports, and all advanced features Payment charged to your Apple ID account Auto-renews unless canceled 24 hours before renewal Manage in App Store account settings Privacy Policy https://basels.tech/privacy-policy-autosub-ai/ Terms of Use https://basels.tech/terms-of-use-autosub-ai/

Screenshots

Flash Transcribe4 screens
AutoSub4 screens

Verdict

The call

The clearest difference is review sentiment: AutoSub at 88% against Flash Transcribe's 0%. AutoSub also leads on rating (4.6 vs 2.0) and ratings volume (62 vs 2). 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. Flash Transcribe sells 5 in-app purchases, starting at $1.99 per month and AutoSub sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

AutoSub holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: AutoSub has 62 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Flash Transcribe's written reviews are positive against 88% of AutoSub's.

UpkeepUpdate frequency

Flash Transcribe ships an update every 5 days, AutoSub weekly. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Flash Transcribe versus AutoSub: the parameters behind the verdict, then further details
ParameterFlash TranscribeAutoSub
PriceFreeFree
Rating2.0 (2 ratings)4.6 (62 ratings) — better
Positive reviews0.0% of reviews87.5% of reviews — better
Number of ratings262 — better
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS26.018 — better
Further details — not scored
Size12 MB231 MB
Age rating4+4+
DeveloperMOYAN CHENBasel Baragabah

Customer experience

Flash Transcribe

All ratings2 ratings
Positive0.0%
Neutral50.0%
Negative50.0%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

AutoSub

All ratings62 ratings
Positive90.3%
Neutral3.2%
Negative6.5%
Written reviews8 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

In-app purchases

5 purchases

Flash Transcribe

Subscriptions2
  • FlashPro Member$1.991 Month
  • FlashPro Member$19.991 Year
One-time3
  • 10,000 Credits$0.99
  • 120,000 Credits$9.99
  • Unlimited Transcription Access$14.99
2 purchases

AutoSub

Subscriptions2
  • Pro Weekly$5.997 Days
  • Pro Yearly$49.991 Year

Questions

Is Flash Transcribe free?
Flash Transcribe is free to download, with in-app purchases available.
Is AutoSub free?
AutoSub is free to download, with in-app purchases available.
Which has better reviews, Flash Transcribe or AutoSub?
AutoSub is rated higher. Flash Transcribe averages 2.0 out of 5 from 2 ratings, while AutoSub averages 4.6 from 62 ratings.
Do Flash Transcribe or AutoSub have ads?
Neither Flash Transcribe nor AutoSub shows ads.
Which is updated more often, Flash Transcribe or AutoSub?
Flash Transcribe ships an update every 5 days, and AutoSub weekly. Most recently, Flash Transcribe was updated on October 7, 2026 and AutoSub on October 25, 2026.

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