Comparison

v2doc vs Caption AI

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

Head to head
About

v2doc

Features
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Extract document or image or audio from video, Convert video format, Crop video, Compress video, Convert video to GIF; PDF edit, annotation, filling form, signature, encryptionοΌ› Text to image, image to image, image AI retouching; Convert document to image or PDFοΌ› Image edit, Convert image, Compress image;

About

Caption AI

Features
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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: β€’ Remove all ads β€’ Automatically recognize speech in videos β€’ Translate subtitles into multiple languages β€’ 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: β€’ $2.49 per week β€’ $3.99 per month β€’ $13.99 per year β€’ $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.

Screenshots

v2doc4 screens
Caption AI4 screens

Verdict

The call

The clearest difference is update cadence: v2doc at weekly against Caption AI's monthly. v2doc also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. v2doc sells 2 one-off in-app purchases and Caption AI sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

v2doc ships an update weekly, Caption AI monthly. The most recent releases landed on October 8, 2026 and September 26, 2026 respectively.

Scorecard3 real differences Β· 3 level
v2doc versus Caption AI: the parameters behind the verdict, then further details
Parameterv2docCaption AI
PriceFreeFree
Update frequencyWeekly β€” betterMonthly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS14.0 β€” better16.0
Further details β€” not scored
Size79 MB48 MB
Age rating4+4+
DeveloperHangzhou Binfu Info-Tech Ltd., Co.Beijing Xingnian Trading Department (Individually Owned Business)

In-app purchases

2 purchases

v2doc

One-time2
  • Points$0.99
  • Month$3.99
4 purchases

Caption AI

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

Questions

Is v2doc free?
v2doc is free to download, with in-app purchases available.
Is Caption AI free?
Caption AI is free to download, with in-app purchases available.
Do v2doc or Caption AI have ads?
Neither v2doc nor Caption AI shows ads.
Which is updated more often, v2doc or Caption AI?
v2doc ships an update weekly, and Caption AI monthly. Most recently, v2doc was updated on October 8, 2026 and Caption AI on September 26, 2026.

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