Comparison

Socratus vs Inki

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

Head to head
About

Socratus

Read full description

Socratus is a Personal knowledge management system that understands your notes, not just stores them. Ask questions, search by meaning, and see how your ideas connect, with AI that runs privately on your device. Think of it as your second brain, local-first and always under your control. FEATURES AI chat that answers from your own notes, with sources shown Private on-device AI that works offline Semantic and exact-word search with match scoring Interactive knowledge graph of related notes, exportable as an image Related notes ranked by similarity, with related-word tracing Distraction-free editor built for long-form thinking Markdown support and syntax highlighting Dictation, find and replace, adjustable font size, and one-tap save Structured tables with calculations and charts Daily scratchpad with Today's Notes Folders, a clear file tree, and recent files Import and read documents File-level encryption with QEncrypt Portable plain-text files with no lock-in Passwordless sign-in with a secure link WHO IT'S FOR Researchers, writers, students, developers, privacy-minded professionals, and anyone building a personal knowledge management system. PRICING Free for personal use. Professional and Enterprise licenses for commercial work. Turn your knowledge into a living system that grows with you. Socratus is a product of FiveRivers Technologies. Terms of Use (EULA): https://socratus.app/terms-of-service/ Privacy Policy: https://socratus.app/privacy-statement/

About

Inki

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Inki is an AI writing editor for writing that doesn't read like AI. Ask AI right where you write, so there is no copying text between a chat and your document. Keep your draft open and continue, shorten, or polish it in place. With Inki, you can: โ€ข Draft with AI from the cursor and keep writing โ€ข Rewrite selected text: Improve, Shorten, Lengthen, Revise, or Deslop โ€ข Ask the assistant about structure and wording, with web search when you need it โ€ข Review suggested changes as a diff before applying them โ€ข Generate and edit images with AI โ€ข Organize notes in folders and find them with search โ€ข Attach PDFs, images, or photos from your camera for context โ€ข Go back to any earlier version; every rewrite is saved โ€ข Pick up the same documents on the web and in the Mac app Use Inki for emails, articles, proposals, reports, essays, books, and fiction. It works for a short note and for a draft you keep growing. Start with the free plan. A subscription is required for more AI usage. An account is required. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Socratus4 screens
Inki4 screens

Verdict

The call

The clearest difference is ads: Inki at none against Socratus's shown. Inki also leads on update cadence (every 3 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Socratus sells 4 in-app purchases, starting at $4.99 per month and Inki sells 7 in-app purchases, starting at $11.49 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Socratus ships an update monthly, Inki every 3 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard2 real differences ยท 4 level
Socratus versus Inki: the parameters behind the verdict, then further details
ParameterSocratusInki
PriceFreeFree
Update frequencyMonthlyEvery 3 days โ€” better
AdsYesNo โ€” better
In-app purchasesYesYes
DevicesiPhone, Mac โ€” betteriPhone
Requires iOS16.0 โ€” better16.4
Further details โ€” not scored
Size150 MB94 MB
Age rating4+12+
DeveloperFive Rivers Technologies (Pvt.) Ltd.n, Inc.

In-app purchases

4 purchases

Socratus

Subscriptions4
  • Pro Monthly$4.991 Month
  • Pro Monthly$9.991 Month
  • Pro Yearly$49.991 Year
Show 1 more
  • Pro Yearly$99.991 Year
7 purchases

Inki

Subscriptions7
  • Inki Light Monthly$11.491 Month
  • Inki Light Monthly7 Days trial$11.491 Month
  • Inki Pro Monthly7 Days trial$22.991 Month
Show 4 more
  • Inki Pro Monthly$22.991 Month
  • Inki Light Yearly$95.991 Year
  • Inki Pro Yearly$191.991 Year
  • Inki Max Monthly$229.991 Month

Questions

Is Socratus free?
Socratus is free to download, with in-app purchases available.
Is Inki free?
Inki is free to download, with in-app purchases available.
Do Socratus or Inki have ads?
Socratus shows ads; Inki does not.
Which is updated more often, Socratus or Inki?
Socratus ships an update monthly, and Inki every 3 days. Most recently, Socratus was updated on October 25, 2026 and Inki on October 31, 2026.

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