Comparison

Caption AI vs SubMaker

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

Head to head
About

Caption AI

Features
Read full description

Add automatic subtitles to your videos so viewers can follow what you say, even with the sound off. Translate your subtitles and customize their look with Caption AI. Made for vlogs, tutorials, and everyday stories, Caption AI brings subtitle creation and useful video tools into one app. AUTOMATIC VIDEO SUBTITLES Turn speech in your video into on-screen text and reduce manual typing. Generate subtitles for your footage, then review the result before sharing. TRANSLATION AND BILINGUAL SUBTITLES Translate subtitles into supported languages and display the original alongside the translation. Customize the style of each language separately to help viewers tell them apart. Available recognition and translation languages are shown in the app. YOUR SUBTITLES, YOUR STYLE Choose fonts, adjust text size and color, and customize layout and alignment. Match the subtitles to your video and keep the words easy to read. BASIC VIDEO EDITING Trim and cut footage, change playback speed, and adjust brightness, contrast, and saturation as part of your subtitle workflow. A TELEPROMPTER FOR YOUR SCRIPT Read scrolling text with adjustable speed, font size, and colors. Use it to support presentations, vlogs, and other scripted content. MORE TOOLS FOR VIDEO CREATION - Split-screen video: combine two clips side by side or vertically, with adjustable positioning and proportions. - Video compression: choose high, medium, or low quality to balance file size and image quality. - Chat videos: create fictional one-to-one or group conversations for storytelling and content demonstrations. - Video assets: browse, filter, and download clips to use in your projects. START WITH A VIDEO Choose your footage, generate and translate subtitles, adjust their appearance, and export your captioned video. PREMIUM FEATURES Automatic speech recognition, subtitle translation, captioned-video export, and ad removal are premium features. Check the in-app purchase screen for available plans, prices, feature access, and any usage limits. Auto-renewable subscriptions renew unless canceled. You can manage subscriptions in your App Store account settings. Check the purchase screen for the terms of each option. Contact: nicekeep@126.com Privacy Policy https://www.freeprivacypolicy.com/live/39e5616d-405f-4dd4-a783-77fa720f49b2 EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms & Conditions https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ---------------------------------------------------------------------- 1. VIP Membership VIP membership includes Weekly, Monthly, Yearly, and Lifetime plans. With a Premium Membership, you can enjoy the following features: • Remove all ads • Automatically recognize speech in videos • Translate subtitles into multiple languages • Export videos with subtitles 2. Subscription Plans The subscription plans provide access to ad-free experience, automatic speech recognition, subtitle translation, and exporting subtitle videos. This app offers the following subscription options: • $2.49 per week • $3.99 per month • $13.99 per year • $55.99 Lifetime purchase 3. Subscription Payment and Auto-Renewal Payment will be charged to your App Store account when you confirm the purchase. Subscriptions will automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current subscription period. You can manage or turn off auto-renewal at any time in your App Store account settings after purchase.

About

SubMaker

This AI-powered tool offers offline transcription, summarization, and translation for audio and video. It provides instant meeting summaries, lecture transcriptions, and SRT captions with a focus on privacy and speed. Export notes in TXT or SRT formats.

Highlights
  • AI Smart Summary
  • Offline & Private Mode
  • Built-in Voice Recorder
  • Auto-Translate to English
  • Dual Export Options (.srt, .txt)
  • Warp Speed Cloud Engine (PRO)
Features
Read full description

Meet your new AI productivity powerhouse. SubMaker brings advanced AI models directly to your device. Whether you are a professional needing instant meeting summaries, a student recording lectures, or a video editor needing flawless SRT captions, SubMaker does it all — lightning fast and with absolute privacy. KEY FEATURES: • [NEW] AI Smart Summary: Don't have time to read long transcripts? Let our AI extract key decisions, main topics, and action items in seconds. (Free users get 3 complimentary trials!) • [NEW] Warp Speed Cloud Engine (PRO): Need it yesterday? Choose the Cloud Fast channel to transcribe a 1-hour audio in just 15 seconds with extreme accuracy. • 100% Offline & Private Mode: Use the Local NPU engine for absolute privacy. No servers, no uploads. Your files never leave your device. • Built-in Voice Recorder: Turn your iPhone into a professional dictation tool. Record meetings and convert voice-to-text instantly. • Auto-Translate to English: Select a video in any of the 90+ supported languages, and our AI will transcribe AND translate it to perfect English. • Dual Export Options: Export standard .srt files for video editing (Premiere, FCP, CapCut), or clean .txt files / Markdown summaries for your notes. • Smart History Manager: Never lose a file. All your past transcriptions and audio are securely saved locally. Say goodbye to expensive subscription-based cloud services. Unlock the full potential of your workflow with SubMaker today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Caption AI4 screens
SubMaker4 screens

Verdict

The call

The clearest difference is update cadence: SubMaker at every 5 days against Caption AI's monthly. On price, ads, in-app purchases 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. Caption AI sells 4 in-app purchases, starting at $2.99 per 7 days and SubMaker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Caption AI ships an update monthly, SubMaker every 5 days. The most recent releases landed on September 26, 2026 and September 28, 2026 respectively.

Scorecard1 real difference · 7 level
Caption AI versus SubMaker: the parameters behind the verdict, then further details
ParameterCaption AISubMaker
PriceFreeFree
Positive reviews—66.7% of reviews
Update frequencyMonthlyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone
Requires iOS16.016.0
Further details — not scored
Size48 MB625 MB
Age rating4+9+
DeveloperBeijing Xingnian Trading Department (Individually Owned Business)瑞华 张

In-app purchases

4 purchases

Caption AI

Subscriptions3
  • Weekly$2.997 Days
  • Monthly$3.991 Month
  • Annual$14.991 Year
One-time1
  • Lifetime$59.99
2 purchases

SubMaker

Subscriptions1
  • Monthly Pass$4.991 Month
One-time1
  • Lifetime Pro$29.99

Questions

Is Caption AI free?
Caption AI is free to download, with in-app purchases available.
Is SubMaker free?
SubMaker is free to download, with in-app purchases available.
Do Caption AI or SubMaker have ads?
Neither Caption AI nor SubMaker shows ads.
Which is updated more often, Caption AI or SubMaker?
Caption AI ships an update monthly, and SubMaker every 5 days. Most recently, Caption AI was updated on September 26, 2026 and SubMaker on September 28, 2026.

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