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Shalltear Engine vs Glitchless

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

Shalltear Engine compared with Glitchless
DetailShalltear Engine logo Shalltear EngineGlitchless logo Glitchless
What it doesA free, lightweight C++ game engine with native scripting and hot reload Game observability and analytics platform for coding agents to monitor real player performance
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingFree to use with no fees, royalties, or revenue share. Full ownership of all created content. Free: 5,000 play sessions/month, 1 game, 14 days data; Indie: $19/month for 25,000 sessions, up to 5 games, 90 days data; Studio: $99/month for 250,000 sessions, up to 25 games, 400 days data. Extra sessions $1 per 1,000. Self-hosted: free, unlimited on own server.
Key features
  • Hot reload C++ scripting with state preservation
  • Visual editor with dockable, detachable panels
  • Prefabs with nested variants and live propagation
  • Physics system with multiple joint types
  • Audio mixer with effects and real-time processing
  • Asset import from glTF, FBX, and multiple formats
  • Standalone Windows x64 player with content cooking
  • Frame time monitoring and hitch detection on player devices
  • MCP server integration for coding agents (Claude Code, Codex, Cursor)
  • Crash and error reporting with context
  • Custom event tracking for game metrics
  • Automated playtest bots with seed matching
  • Dashboard with per-game customization
  • Player retention and churn analysis
  • Revenue and conversion tracking
  • Support for 8 game engines
What makes it different
  • Free and open-source with no royalties or revenue share
  • Perpetual license terms that cannot change after build distribution
  • Designed specifically for AI coding agents to understand and fix game issues autonomously
  • Automated verification of fixes using bots that replay with identical seeds
  • Analyzes real player data, not synthetic testing
  • Privacy-first by default with no player identification
  • Open source self-hosted option with unlimited usage
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check3 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)1314
Referring domains (Majestic)46

5 details filled in for both companies.

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