Caption AI vs LasPlayer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caption AI
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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: • 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.
LasPlayer
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A privacy-focused AI video player, LasPlayer helps you break language barriers and watch your favorite videos anywhere. It generates real-time subtitles in your language — 100% privately on your device, with no servers required. Everything runs on-device, so your videos and your data never leave your device. No cloud. No account. No subscription. One-time purchase for lifetime access. 20 free playbacks included per device. No duration limits, credits never expire. Never worry about accidental charges. Transcription Support - Default Model: 10+ languages. The fastest and most battery-friendly option. - Multilingual (Efficient / Power-Saving) Model: 100 languages. - Multilingual (Higher Accuracy) Model: 100 languages, with better accuracy. - Optimized for Chinese & Cantonese Model: better accuracy for Chinese and Cantonese. - Large Model: 11 languages. A large model with smooth, natural subtitle segmentation and solid overall accuracy, especially for Chinese and Cantonese, while also performing well in Italian, Korean, Japanese, etc. Mac only. Translation Support - 20+ languages. (Not all language pairs are supported. Please check the app for details.) File Access - Local files - SMB/WebDAV access from servers & NAS - Cloud drives: OneDrive and Dropbox
Screenshots
Verdict
The clearest difference is update cadence: LasPlayer at fortnightly against Caption AI's monthly. Caption AI's advantage is iOS requirement (16.0 vs 26.0). 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
Both are free to download. Caption AI sells 4 in-app purchases, starting at $2.99 per 7 days and LasPlayer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Caption AI ships an update monthly, LasPlayer fortnightly. Both last shipped on October 31, 2026.
| Parameter | Caption AI | LasPlayer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 48 MB | 83 MB |
| Age rating | 4+ | 17+ |
| Developer | Beijing Xingnian Trading Department (Individually Owned Business) | 思源 苟 |
In-app purchases
Caption AI
- Weekly$2.997 Days
- Monthly$3.991 Month
- Annual$14.991 Year
- Lifetime$59.99
LasPlayer
- Lifetime$4.99









