Comparison

Mneme AI vs OS One

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

Head to head
About

Mneme AI

This app allows you to save websites, documents, and text notes locally. An AI assistant can then answer questions based on your saved content, providing verifiable responses. Organize your knowledge and boost productivity with this offline AI assistant.

Highlights
  • Save websites directly from browser
  • Chat with notes, documents, and books
  • Offline AI assistant
  • Verifiable responses with source notes
  • Built-in text editor
  • Organize thoughts and knowledge locally
Read full description

Now you can effortlessly save websites to Mneme AI directly from your favorite web browser. Say goodbye to cluttered bookmarks and hello to organized notes. Simply ask the AI assistant about information from your saved websites and let Mneme AI bring back those memories. Download Mneme AI today and revolutionize the way you take notes! Chat with your notes, documents and books: Take your productivity to the next level with your own personal AI Assistant. Receive personalized responses with information from your notes, documents and books. The Mneme AI Assistant runs entirely offline and locally on your device. Verifiable responses: The AI Assistant provides you with the notes it uses to answer your questions. This makes it easy for you to verify the correctness of responses and allows you to effortlessly dive deeper into relevant parts of your notes. Organize your thoughts and knowledge: Use the built-in text editor to write down new text notes, or add existing PDF documents and websites. All notes are saved locally on your device and add knowledge to your personal AI Assistant. Supported languages for AI Assistant: English Recommended devices for AI Assistant performance: iPhone 14 or newer Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

OS One

This personal agent assists with chat, content creation, and app integration. It can generate images and videos, search the web, and manage tasks through a conversational interface. Advanced features require a subscription after initial free examples.

Highlights
  • AI chat and reasoning
  • Image and video generation
  • Web and X search
  • App integrations
  • Voice and podcast modes
  • Live Activities tracking
Features
Read full description

Meet OS1, your personal agent for chat, creation, search, and the apps you already use. Generate or animate images. Search for anything. Ask questions, turn ideas into video, build playlists, check places, and handle the hard parts from one chat. Free Try It examples: OS1 includes two free Try It example messages during onboarding so new users can try image, video, or chat before choosing a plan. Paid features: after the free Try It examples, continued access to chat models, image generation, image editing, video generation, app integrations, voice mode, podcast mode, web and X search, Live Activities, memory, and higher usage requires a separate auto-renewable OS1 subscription. Plan pricing, free trial availability, renewal terms, and credit amounts are shown before purchase in the app. What you can do with OS1: - Chat with AI instant and reasoning models - Podcast mode generates audio from PDFs and messages - Voice mode lets you chat with OS1 in realtime - Generate and animate images - Generate videos from prompts or image - Edit and remix images with natural language - Search the web and X when you choose - Create Music playlists and use app integrations - Track longer generations with Live Activities - Search chat history and pin chats - Use optional memory when you turn it on OS1 is built to feel simple, focused, and powerful: ask, create, refine, share. Privacy Policy: https://os1.computer/privacy Terms of Service: https://os1.computer/terms EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Mneme AI4 screens
OS One4 screens

Verdict

The call

The clearest difference is rating: OS One at 5.0 against Mneme AI's 1.5. OS One also leads on update cadence (every 4 days vs every 6 weeks). Mneme AI's advantage is iOS requirement (17.0 vs 26.0). On price, ratings volume, ads and in-app purchases 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. Mneme AI sells 2 in-app purchases, starting at $3.99 per month and OS One sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

OS One holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Mneme AI ships an update every 6 weeks, OS One every 4 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Mneme AI versus OS One: the parameters behind the verdict, then further details
ParameterMneme AIOS One
PriceFreeFree
Rating1.5 (2 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 6 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.0 — better26.0
Further details — not scored
Size1.8 GB65 MB
Age rating4+17+
DeveloperMarc TarnutzerHuman Interface Design LLC

Customer experience

Mneme AI

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

OS One

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Mneme AI

Subscriptions2
  • Subscribe Monthly1 Month trial$3.991 Month
  • Subscribe Annually1 Month trial$39.991 Year
3 purchases

OS One

Subscriptions3
  • Basic3 Days trial$4.991 Month
  • Pro$19.991 Month
  • Max$99.991 Month

Questions

Is Mneme AI free?
Mneme AI is free to download, with in-app purchases available.
Is OS One free?
OS One is free to download, with in-app purchases available.
Which has better reviews, Mneme AI or OS One?
OS One is rated higher. Mneme AI averages 1.5 out of 5 from 2 ratings, while OS One averages 5.0 from 1 ratings.
Do Mneme AI or OS One have ads?
Neither Mneme AI nor OS One shows ads.
Which is updated more often, Mneme AI or OS One?
Mneme AI ships an update every 6 weeks, and OS One every 4 days. Most recently, Mneme AI was updated on November 4, 2026 and OS One on October 31, 2026.

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