PromptShield vs Jingler

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

PromptShield compared with Jingler
Detail	PromptShield	Jingler
What it does	Stop rewriting prompts. Get better AI answers.	Native macOS menu bar app that plays a sound when your coding agent needs your attention
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	SK
Pricing model	Freemium	Paid
Pricing	Free: 3 successful optimizations per day, full optimizer quality, no credit card required. Pro: $7.99/month for unlimited successful prompt optimizations.	$4.90 one-time purchase after a full-featured three-day trial
Key features	One-click prompt optimization across 7 AI chats Prompt Library and Optimization History Guard feature for sensitive information detection Local image text OCR checking Coach and Personalization Apply without sending functionality	Sound notifications for Claude Code, Codex, Cursor, and OpenCode Custom sound import in multiple formats Assign different sounds to each agent Menu bar application Launch with Mac on startup Runs locally without monitoring code or prompts No performance impact on coding agents Works on macOS 13 and later Supports up to three device activations
What makes it different	Same high-quality optimizer in both free and paid versions No credit card required for free plan Local data storage for library, history, and personalization Works within existing AI chat interfaces without leaving them Transparent about data handling and privacy	Plays sounds only when agents finish turns, not listening to keystrokes Local processing with no code or prompt uploads Works without internet once activated 30-day money-back guarantee Per-agent customizable sound selection
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	6 no change since last check
Trust Flow (Majestic)	9	4
Citation Flow (Majestic)	19	12
Referring domains (Majestic)	9	5

5 details filled in for both companies.

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