Comparison

Socratus vs Soulog

Price, ratings, monetisation and update history for both apps, side by side — 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

Soulog

This app acts as a personal context system, integrating conversations, photos, and files into structured records. It offers accurate transcription, topic analysis, and AI-powered summarization to help users organize and leverage their information for various projects and tasks.

Highlights
  • AI transcription in 120+ languages
  • Speaker identification
  • Key topic and action item extraction
  • Context Map & Timeline visualization
  • Organize information into 'Spaces'
  • AI-powered content generation (slides, reports)
  • Integration with AI assistants (Claude, Codex, Cursor)
Features
Read full description

Log your life. Soulog is a personal context system. It brings your conversations, photos and files together, turns them into structured records you can explore, and helps you put that context to work. CAPTURE WHAT HAPPENED • Record with Soulog Sense, the companion Bluetooth recorder, or import audio from any app • Designed to stay with you: Sense attaches magnetically to compatible phones on one side and holds a wallet on the other • Ready when life happens: 50+ hours of continuous recording, and a 10-minute charge gives you 8+ hours, enough for a workday • Keep the moments you almost missed: Rewind recovers up to the last 30 minutes you didn't record, kept on your Soulog Sense • Add photos, PDFs and documents to the same Space, so every source stays together UNDERSTAND WHAT MATTERS • Accurate transcription in 120+ languages, with speaker identification to tell who said what • Go beyond a summary: key topics, decisions and action items, organized around what was actually said • Context Map & Timeline: see the whole picture, follow how topics connect, and never lose your place in long conversations • Check any point against the full transcript, or export it as a mind map PUT YOUR CONTEXT TO WORK • Gather recordings, files and notes around a client, project, class or trip in Spaces • Ask Soulog AI across a Space, and turn your context into slides, reports and web pages • Keep To-dos in view across all your recordings and Spaces • Your context, wherever you work: connect Soulog to AI assistants such as Claude, Codex and Cursor through MCP, only with your authorization PLANS Start free. Pro adds unlimited automatic summaries, unlimited Context Map & Timeline, and speaker identification. Max adds MCP connections to your AI tools. Credits are available for additional AI processing. Soulog Sense is sold separately. Battery life varies with use and settings. Terms of Use (EULA): https://web.prod-us.soulog.com/article/eula Soulog Terms of Service: https://web.prod-us.soulog.com/article/terms Privacy Policy: https://web.prod-us.soulog.com/article/privacy-security

Screenshots

Socratus4 screens
Soulog4 screens

Verdict

The call

The clearest difference is ads: Soulog at none against Socratus's shown. Soulog also leads on update cadence (every 4 days vs monthly). On price, in-app purchases, device support and iOS requirement 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. Socratus sells 4 in-app purchases, starting at $4.99 per month and Soulog sells 10 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Socratus ships an update monthly, Soulog every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level
Socratus versus Soulog: the parameters behind the verdict, then further details
ParameterSocratusSoulog
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyMonthlyEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, Mac — betteriPhone
Requires iOS16.0 — better16.1
Further details — not scored
Size150 MB206 MB
Age rating4+12+
DeveloperFive Rivers Technologies (Pvt.) Ltd.Soulog 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
10 purchases

Soulog

Subscriptions4
  • Soulog Pro Monthly7 Days trial$19.991 Month
  • Soulog Max Monthly7 Days trial$29.991 Month
  • Soulog Pro Yearly7 Days trial$119.991 Year
Show 1 more
  • Soulog Max Yearly7 Days trial$239.991 Year
One-time6
  • 500 Credits$12.00
  • 1000 Credits$12.00
  • 2000 Credits$24.00
Show 3 more
  • 1500 Credits$36.00
  • 3000 Credits$36.00
  • 4000 Credits$48.00

Questions

Is Socratus free?
Socratus is free to download, with in-app purchases available.
Is Soulog free?
Soulog is free to download, with in-app purchases available.
Do Socratus or Soulog have ads?
Socratus shows ads; Soulog does not.
Which is updated more often, Socratus or Soulog?
Socratus ships an update monthly, and Soulog every 4 days. Most recently, Socratus was updated on October 25, 2026 and Soulog on October 24, 2026.

Other comparisons