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Reference edition 2026.46

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RetroFill vs Caprock

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

RetroFill compared with Caprock
DetailRetroFill logo RetroFillCaprock logo Caprock
What it doesFill your GitHub contribution graph with real, backdated commits The ledger of every coding agent you run
StageNot given Startup
FoundedNot given 2026
Based inCA US
Pricing modelFreemium Not given
PricingFree: preview and first fill up to 7 days and 20 commits. Coffee: $5 USD one-time for one 365-day window. Time Machine: $12 USD one-time for every year since you joined. Autopilot: $3.99 USD per month or $29 USD per year for streak insurance with automatic commits on missed days. Free Community Edition with 83 features. Premium: $30 per year or $100 once. Teams in your VPC: $6,000 per year or $1,000 per month plus $500 setup.
Key features
  • Live preview on your real graph with no sign-in required
  • Realism engine with six personas and seeded rerolls
  • Manual painting with brushes 1–4
  • Gap-only mode to respect existing contributions
  • Text and pixel art mode on Time Machine and Autopilot
  • One-click undo that deletes the generated repository
  • Private repository support on Time Machine and Autopilot
  • Contribution Doctor preflight checks
  • Autopilot streak insurance with configurable commit frequency
  • Multi-repo spread up to three repositories on Time Machine and Autopilot
  • Track who is waiting on you and who is stuck across agents
  • Live plan limits for Claude and Codex
  • Cost per pull request and repository at API list price
  • Run Claude Code, Codex, OpenCode and Gemini CLI in terminal tabs
  • Follow branches from agent to pull request, CI, merge and release
  • Loop alerts when a session calls the same tool five times in three minutes
  • Search session history after Claude Code deletes transcripts
  • Pair phone by QR code for access from anywhere
  • Auto-pause sessions at daily budget limit (Premium)
  • Run tasks unattended with automatic verification
What makes it different
  • Real, inspectable commits with no hidden activity
  • Realistic patterns based on developer behavior modeling
  • Preview before payment on your real GitHub graph
  • Complete undo in one click with automatic account restoration
  • Timezone-aware commits with proper timestamp handling
  • Works with multiple agents on the same machine in one unified ledger
  • Prices agent work at API list price with cost per pull request and repository
  • Team version runs in your VPC with one flat price for all machines
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 no change since last check12 +1 (up) since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)1321
Referring domains (Majestic)114

5 details filled in for both companies.

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