Comparison

A.I. 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

A.I.

Engage in conversations with an advanced AI powered by OpenAI models like GPT-4o and GPT-3.5. Enjoy voice interaction with speech recognition and synthesis, and generate text and images from your prompts. Share your AI-generated content easily.

Highlights
  • GPT-4o, GPT-4mini, GPT-4, GPT-3.5 support
  • Voice interaction with speech recognition
  • Speech synthesis in chosen voice
  • International language support
  • Text completions
  • Image generation
  • Copy to clipboard functionality
Features
Read full description

Talk directly to Artificial Intelligence. * Chat and interact with the highly advanced GPT powered by OpenAI. * Supports GPT-5.5, 5.4, 5.4-mini, 5.4-nan0, 5, 5-mini, 5-nano, GPT-4o, GPT-4mini, GPT-4 and GPT-3.5 models. * Use Siri with "Hey Siri, ask A.I." or use the A.I. app UI directly. * Enjoy the convenience of voice interaction with speech recognition and response in your chosen voice. * International language support for both the speech recognition and speech synthesis. * Get text completions and image generation from your interactions. * All text and image replies are easily copied to the clipboard to share however you would like. Please note, you will need to get your own OpenAI API Key to use this app.

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

A.I.4 screens
On‑Device AI4 screens

Verdict

The call

The clearest difference is in-app purchases: A.I. at none against On‑Device AI's 4. A.I. also leads on update cadence (weekly vs fortnightly) and iOS requirement (15.0 vs 18.0). On‑Device AI's advantage is ratings volume (162 vs 7) and review sentiment (64% vs 50%). On price, rating and ads 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. On‑Device AI sells 4 in-app purchases, starting at $3.99 per month. A.I. asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for A.I. against 4.4 for On‑Device AI. That said, the two scores are not equally well evidenced: On‑Device AI has 162 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 50% of A.I.'s written reviews are positive against 64% of On‑Device AI's.

UpkeepUpdate frequency

A.I. ships an update weekly, On‑Device AI fortnightly. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

Scorecard7 real differences · 3 level
A.I. versus On‑Device AI: the parameters behind the verdict, then further details
ParameterA.I.On‑Device AI
PriceFreeFree
Rating4.4 (7 ratings)4.4 (162 ratings)
Positive reviews50.0% of reviews63.6% of reviews — better
Number of ratings7162 — better
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac, Vision Pro — better
Requires iOS15.0 — better18.0
Further details — not scored
Size1 MB1.8 GB
Age rating17+17+
DeveloperKristopher RobertsZijie Deng

Customer experience

A.I.

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

On‑Device AI

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

Bugs and requests

A.I.

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

None

A.I.

No in-app purchases

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 A.I. free?
A.I. is free to download, with no in-app purchases.
Is On‑Device AI free?
On‑Device AI is free to download, with in-app purchases available.
Which has better reviews, A.I. or On‑Device AI?
A.I. and On‑Device AI are both rated 4.4 out of 5 on the App Store, from 7 and 162 ratings respectively.
Do A.I. or On‑Device AI have ads?
Neither A.I. nor On‑Device AI shows ads.
Which is updated more often, A.I. or On‑Device AI?
A.I. ships an update weekly, and On‑Device AI fortnightly. Most recently, A.I. was updated on October 24, 2026 and On‑Device AI on October 19, 2026.

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