Comparison

MocapX vs On‑Device AI

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

Head to head
About

MocapX

Capture facial motion from your iPhone or iPad Pro and animate characters in Autodesk Maya in real-time. Record data offline for later import and use with any custom or production rig.

Highlights
  • Real-time facial motion capture
  • iPhone/iPad Pro integration
  • Direct animation in Maya
  • Offline recording and import
  • Custom rig support
Features
Read full description

MocapX brings the unique experience of facial motion capture seamlessly to Autodesk Maya. With MocapX, you can easily utilize iPhone/iPad Pro to animate characters in real time directly in Maya or record offline and import data into Maya at your convenience. MocapX tools allow you to use any custom or production rig. Terms and Conditions: https://www.mocapx.com/termsconditions/

About

On‑Device AI

Transform your device into a private AI assistant for meetings and complex tasks. Features include speaker diarization, live transcription, and specialized subagents for research, analysis, and writing. Control your AI via messaging apps, with options for 100% offline processing or cloud connectivity.

Highlights
  • Speaker Diarization for meeting transcripts
  • Real-time live transcription
  • Natural AI speech generation
  • Deploy specialized AI subagents
  • AI-powered web browser automation
  • Control AI via messaging apps
  • 100% offline processing option
Read full description

On-Device AI puts chat, listening, transcription, notes, and research in one private app for iPhone, iPad, Mac, and Apple Vision Pro. Your data stays on your device. Download a model once and keep working on a plane, on the subway, or without a signal. Chats, documents, recordings, and notes stay on your device. Online providers and web features are optional and work only after you enable them. ONE APP, YOUR WAY Open every workspace from a customizable Menu. Keep favorites under Pinned and everything else close by under Available. AI CHAT Chat with local or cloud models. • Run local models from families such as Gemma, Qwen, DeepSeek, and Mistral, or connect your own provider account • Browse, download, and manage models that fit your device, including ones for text, vision, reasoning, and tools • Drop in documents, images, and scanned PDFs; approve private on-device OCR only when a PDF needs it • Fork any conversation and compare several models on the same prompt • Let the model use tools for calculations, web requests, documents, Calendar, and Reminders, and review proposed changes before they apply • Create reusable Agent Profiles, then add AI Skills, MCP servers, and tools from one clearer Agent Workflows setup • Keep facts you repeat often in Global Memory LISTEN LIBRARY AND RSS FEEDS Read less, listen more. • Turn PDFs, Markdown, plain text, web articles, and scanned books into a listening queue • Scan photographed pages, correct the OCR the app runs on device, and keep each page with its spoken text • Follow sites through RSS, Atom, and JSON feeds, then send articles to Up Next • Choose Apple voices or local neural voices, follow along in the reader, and set a sleep timer VOICE NOTE, VOICE TYPING, AND TEXT TO SPEECH Speak instead of typing, and listen instead of reading. • Record and transcribe meetings, lectures, interviews, and quick ideas • Dictate with Voice Typing on Mac or the voice keyboard on iPhone and iPad • Transcribe with Apple Speech, Whisper, Parakeet, Nemotron, Qwen3-ASR, MOSS, and other engines • Turn text, or text captured from a photo, into audio with Apple voices, Kokoro, Supertonic, VoxCPM2, IndexTTS2, and other engines • Export transcripts as text, subtitles, or Markdown AI SEARCH AND AI BROWSER Research with a second pair of hands. • Search the web in a conversation and let the model read the results for you • Browse with tabs, profiles, history, and downloads, then ask your model to read, assist, or act on the page • Hand a task to the browser agent, watch each step, and take over whenever you want KNOWLEDGE AND TEXT NOTE Give your AI your own material to work from. • Add PDFs, text, Markdown, code, images, and website content to a private searchable library • Write and edit Markdown notes in the app • Import AI chats, voice notes, Text to Speech items, and AI Search results • Tune retrieval and index edited content again APP HELP Ask how a feature or setting works. App Help answers from a guide that ships inside the app, keeps help out of your saved chats, and points to the right settings. MADE FOR APPLE DEVICES • Native layouts adapt from focused navigation on iPhone to category sidebars on larger screens • Settings are grouped by purpose, including Voice Typing, Agent Workflows, Models & Storage, Privacy & Data, Memory, and—on Mac—Instant Messaging • Widgets for Listen, Voice Note, Text Note, and Quick Actions • Siri, Apple Shortcuts, App Intents, the Mac menu bar, and keyboard shortcuts you can customize • Apple hardware acceleration for supported local models • Browse chat, transcription, speech, and embedding models in one Model Library • Store models internally, on an external drive, or on a shared volume, with separate tools for cleanup and recovery • Interface in English, Dutch, French, German, Italian, Japanese, Spanish, Portuguese, and Traditional Chinese EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MocapX4 screens
On‑Device AI4 screens

Verdict

The call

The clearest difference is rating: On‑Device AI at 4.4 against MocapX's 3.2. On‑Device AI also leads on update cadence (fortnightly vs every 2 months) and review sentiment (64% vs 47%). MocapX's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and monetization model 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. MocapX sells 6 in-app purchases, starting at $19.99 per month and On‑Device AI sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On‑Device AI holds the better App Store score, 4.4 against 3.2. That said, the two scores are not equally well evidenced: On‑Device AI has 163 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 47% of MocapX's written reviews are positive against 64% of On‑Device AI's.

UpkeepUpdate frequency

MocapX ships an update every 2 months, On‑Device AI fortnightly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard5 real differences · 5 level
MocapX versus On‑Device AI: the parameters behind the verdict, then further details
ParameterMocapXOn‑Device AI
PriceFreeFree
Rating3.2 (16 ratings)4.4 (163 ratings) — better
Positive reviews47.4% of reviews63.6% of reviews — better
Number of ratings16163 — better
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Vision Pro — better
Requires iOS15.0 — better18.0
Further details — not scored
Size22 MB1.8 GB
Age rating4+17+
DeveloperTechapp s.r.o.Zijie Deng

Customer experience

MocapX

All ratings16 ratings
Positive50.0%
Neutral12.5%
Negative37.5%
Written reviews38 reviews
Positive47.4%
Neutral10.5%
Negative42.1%

On‑Device AI

All ratings162 ratings
Positive82.1%
Neutral8.0%
Negative9.9%
Written reviews107 reviews
Positive63.6%
Neutral15.9%
Negative20.6%

Bugs and requests

MocapX

Not enough reviews yet to summarise bugs or requests.

On‑Device AI

Reported bugs

3 issues
  • Crashes on startup
  • Model selection issues
  • Inability to copy generated text

Requested features

9 requests
  • Automated multi-character conversations
  • Character set saving and syncing
  • Streamlined search integration
  • UI optimization for icons
  • Remote endpoint support for multi-agents
Show 4 more
  • HomeKit integration
  • Improved documentation
  • Enlarged agent input window
  • Per-agent model assignment

In-app purchases

6 purchases

MocapX

Subscriptions2
  • Monthly plan$19.991 Month
  • Yearly plan$199.001 Year
One-time4
  • Recording Time 5 Minutes$19.99
  • Recording Time 10 Minutes$36.99
  • Recording Time 30 Minutes$49.99
Show 1 more
  • Lifetime$499.00
4 purchases

On‑Device AI

Subscriptions2
  • Pro Member Subscription$3.991 Month
  • Pro Member Subscription$34.991 Year
One-time2
  • Lifetime Pro Member$49.99
  • Lifetime Pro Member$99.99

Questions

Is MocapX free?
MocapX is free to download, with in-app purchases available.
Is On‑Device AI free?
On‑Device AI is free to download, with in-app purchases available.
Which has better reviews, MocapX or On‑Device AI?
On‑Device AI is rated higher. MocapX averages 3.2 out of 5 from 16 ratings, while On‑Device AI averages 4.4 from 163 ratings.
Do MocapX or On‑Device AI have ads?
Neither MocapX nor On‑Device AI shows ads.
Which is updated more often, MocapX or On‑Device AI?
MocapX ships an update every 2 months, and On‑Device AI fortnightly. Most recently, MocapX was updated on October 29, 2026 and On‑Device AI on October 27, 2026.

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