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Fallow vs BuildFerry

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

Fallow compared with BuildFerry
DetailFallow logo FallowBuildFerry logo BuildFerry
What it doesCodebase intelligence for TypeScript and JavaScript Install iOS builds on any iPhone with one link
StageStartup Not given
Founded2026 Not given
Based inNL Not given
Pricing modelFree Freemium
PricingNot given Free: $0 forever (1 app, 2 stored builds per app, builds up to 200 MB). Solo: $12/month (5 apps, 10 stored builds per app, builds up to 1 GB, or $120/year with two months free). Pro: $29/month (20 apps, 30 stored builds per app, builds up to 2 GB, or $290/year with two months free).
Key features
  • Health scoring and complexity analysis
  • Dead code and unused export detection
  • Code duplication detection
  • Architecture boundary enforcement
  • Styling drift detection
  • VS Code extension with Code Lens and fixes
  • CLI with local analysis
  • MCP server and agent integration
  • Runtime coverage with production data
  • Automatic code fixes
  • UDIDs collect automatically via one-time profile approval in Safari
  • Cloud signing with no Mac or Xcode required
  • Approval controls before testers can install
  • PIN, expiry date and auto-approve options for share links
  • Real certificate profiles showing Verified status in iOS
  • Displays your current iPhone registration count against Apple's 100-device limit
  • Encrypted Apple key stored at rest and deleted after each signing job
  • One permanent share link per app that works for all new testers
  • Builds up to 1 GB on Solo and 2 GB on Pro plans
What makes it different
  • Reads entire repository as one graph in under a second
  • Checks problems between files that linters and TypeScript miss
  • Free and open source under MIT license
  • No source code uploaded; all analysis runs locally
  • Bootstrapped with no venture capital funding
  • No UDID hunting required; testers approve with one tap in Safari
  • One link per app stays live and re-signs automatically for new testers, unlike services that require rebuilding
  • Direct iOS installation from Safari with no TestFlight app or Beta App Review delay
  • Auto-registers new device UDIDs and re-signs builds instantly in the cloud
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)32 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)400
Referring domains (Majestic)2080

4 details filled in for both companies.

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