Userplay vs Shalltear Engine

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

Userplay compared with Shalltear Engine
Detail	Userplay	Shalltear Engine
What it does	Playtesting infrastructure for game studios	A free, lightweight C++ game engine with native scripting and hot reload
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Free
Pricing	Indie: $0/month (pay as you go), Essential: $99/month (billed annually), Starter: $199/month (billed annually), Studio: $359/month (billed annually). All plans include 20 recorded gameplay sessions. Additional recorded sessions: $4.50 per 30 min on all plans.	Free to use with no fees, royalties, or revenue share. Full ownership of all created content.
Key features	Gameplay recording with separate screen, microphone, and camera tracks Searchable gameplay transcripts Player CRM to manage all playtesters Key distribution and management Playtest NDAs and consent management Feedback surveys and custom forms Discord and Mailchimp integration Multi-session and longitudinal playtests Waitlist management Player insights and funnel analytics	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
What makes it different	Records gameplay with transcripts searchable by content instead of scrubbing through video Manages keys across multiple storefronts in one place No subscription required to start playtesting Records can include separate tracks for screen, microphone, and system audio	Free and open-source with no royalties or revenue share Perpetual license terms that cannot change after build distribution
Community votes	0	0
DR (Domain Rating by Ahrefs)	10 −1 (down) since last check	1 no change since last check
Trust Flow (Majestic)	6	0
Citation Flow (Majestic)	27	13
Referring domains (Majestic)	37	4

5 details filled in for both companies.

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