Comparison

Neptune Odyssey vs MCP Notes

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

Head to head
About

Neptune Odyssey

Features
Read full description

Odyssey helps you choose the right AI model for the jobβ€”every time. Your needs change throughout the day, and different models excel at different tasks. Odyssey makes it easy to compare leading models in one place so you can optimize for quality, speed, and cost. Whether you’re drafting content, troubleshooting code, or researching competitors, Odyssey helps you quickly match the best model to your workflowβ€”so you can ship faster, improve output, and avoid overpaying. What you can do with Odyssey: Compare AI models side-by-side for the same prompt or task Match models to use-cases (writing, coding, research, etc.) Optimize for cost and performance with clearer tradeoffs Explore rankings/leaderboards to see how models stack up Odyssey brings the full Odysseytech.ai experience to your iPhone and iPadβ€”now in a fast, mobile-friendly app. Privacy policy: https://www.odysseytech.ai/privacy Terms of use: https://www.odysseytech.ai/terms

About

MCP Notes

Features
Read full description

MCP Notes is a Markdown note-taking app for iPadOS and macOS. macOS with built-in RAG (Retrieval-Augmented Generation) and MCP server integration β€” enabling AI tools like Claude Code to semantically search and interact with your notes directly. The on-device RAG engine indexes your notes locally using vector embeddings, so you can find any note by meaning, not just keywords. The built-in MCP server exposes your notes to external AI assistants without sending data anywhere (available only on macOS). Features: - Shortcuts and Intelligence support - CommonMark Markdown editor with syntax highlighting - Tags, bookmarks, and wikilink navigation between notes - iCloud sync across all your iOS, iPadOS and macOS devices - Semantic search powered by on-device embeddings (for macOS version) - MCP server integration: connect Claude Code or any MCP-compatible AI tool to your notes (for macOS version) Open Source: MCP Notes is open source and licensed under MIT. The full source code is available on GitHub β€” contributions and feedback are welcome. https://github.com/sergeydi/MCP-Notes

Screenshots

Neptune Odyssey4 screens
MCP Notes4 screens

Verdict

The call

The clearest difference is in-app purchases: MCP Notes at none against Neptune Odyssey's 6. MCP Notes also leads on update cadence (every 4 days vs every 2 months). Neptune Odyssey's advantage is iOS requirement (15.1 vs 26). On price, ads and device support 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. Neptune Odyssey sells 6 in-app purchases, starting at $19.99 per month. MCP Notes asks for nothing beyond the download.

UpkeepUpdate frequency

Neptune Odyssey ships an update every 2 months, MCP Notes every 4 days. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

Scorecard3 real differences Β· 3 level
Neptune Odyssey versus MCP Notes: the parameters behind the verdict, then further details
ParameterNeptune OdysseyMCP Notes
PriceFreeFree
Update frequencyEvery 2 monthsEvery 4 days β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.1 β€” better26
Further details β€” not scored
Size49 MB4 MB
Age rating17+4+
DeveloperNeptune AI LLCSerhii Didanov

In-app purchases

6 purchases

Neptune Odyssey

Subscriptions6
  • Monthly Pro access$19.991 Month
  • Monthly Pro+ access$49.991 Month
  • Monthly Pro max access$99.991 Month
Show 3 more
  • Annual Pro access$191.991 Year
  • Annual Pro+ access$479.991 Year
  • Annual Pro max access$949.991 Year
None

MCP Notes

No in-app purchases

Questions

Is Neptune Odyssey free?
Neptune Odyssey is free to download, with in-app purchases available.
Is MCP Notes free?
MCP Notes is free to download, with no in-app purchases.
Do Neptune Odyssey or MCP Notes have ads?
Neither Neptune Odyssey nor MCP Notes shows ads.
Which is updated more often, Neptune Odyssey or MCP Notes?
Neptune Odyssey ships an update every 2 months, and MCP Notes every 4 days. Most recently, Neptune Odyssey was updated on October 12, 2026 and MCP Notes on October 25, 2026.

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