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Reika vs memsync

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Reika compared with memsync
DetailReika logo Reikamemsync logo memsync
What it doesA coding agent CLI for local and hosted models One set of memories across every machine you work on
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelOpen source Freemium
PricingNot given Mac app free with no account on one machine; $15 per month to sync every machine with 14 days free trial; iPhone app $7.99 once.
Key features
  • Context discipline with prompt cache preservation
  • Loop breaking detection and prevention
  • Code verification with TypeScript typechecking
  • Multiple work modes: plan, test-and-review, window, chat
  • Kernel sandbox for shell commands on macOS
  • Works with local and hosted models
  • No telemetry
  • Session capture from Claude Code, Codex and Cursor on Mac and Linux
  • Full-text search over all memories by project, kind and machine
  • MCP tools in every session for search, recent, status and machines
  • Search from any browser at mem.i8l.tech
  • Local viewer on 127.0.0.1 answering from hub or local mirror
  • Project exclude list kept locally to prevent capture
  • Export everything as SQLite file with one-click deletion
  • One token per machine, revocable without affecting other machines
  • Sync every 15 minutes using content identity
What makes it different
  • Designed specifically for small local models to reduce context waste and work efficiently
  • Fails gracefully and communicates when stuck instead of spiraling
  • Completely free and open source with no commercial edition or license key required
  • Transparent and measured approach with A/B testing and published results
  • Content identity ensures the same memory from multiple machines lands once safely
  • Free on one Mac with no account or setup required
  • Memories retained 30 days after subscription ends for export
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)190
Referring domains (Majestic)140

4 details filled in for both companies.

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