Responsive Tool vs RejectProof

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

Responsive Tool compared with RejectProof
Detail	Responsive Tool	RejectProof
What it does	Free responsive website checker for mobile, tablet and desktop	Find out why Apple will reject your app before you submit
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	TR
Pricing model	Free	Paid
Pricing	Not given	Free: 10-question metadata review with no account. One app: $12 for full 54-point scan with 3 days of unlimited re-scans. Five apps: $39 ($7.80 each) for 5 credits. Studio: $99 for 20 apps ($4.95 each). One-time payment, no subscription. All prices exclude VAT.
Key features	Test multiple device viewports simultaneously Real CSS viewport rendering Share setup links Custom pixel width testing No installation required Sync scroll across panes Browser-based with no account needed	54-point binary and metadata checks covering privacy, runtime, app completeness and provisioning Each issue includes guideline number, evidence and plain-English fix Support for Expo, Xcode, Rork, a0 and Bolt builds Privacy-first approach with JSON-only server communication Rejection guarantee refund if approved app marked as passing fails review
What makes it different	Compare multiple real device widths side by side instead of switching one at a time Faster than DevTools for checking several device sizes at once Entirely browser-based with no setup, signup or download Built and maintained by one developer in the open	One-time payment per app with no subscription Unlimited re-scans for 3 days after purchase to verify fixes Built by an iOS developer with focus on preventing avoidable rejections
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	1	3
Citation Flow (Majestic)	25	15
Referring domains (Majestic)	14	8

4 details filled in for both companies.

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