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PromptShield vs MathPal

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 MathPal
DetailPromptShield logo PromptShieldMathPal logo MathPal
What it doesStop rewriting prompts. Get better AI answers. AI math solver that returns step-by-step solutions instead of just answers
StageNot given Startup
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree: 3 successful optimizations per day, full optimizer quality, no credit card required. Pro: $7.99/month for unlimited successful prompt optimizations. Free Trial: one free solve without account. Pro: $7.99/month (billed annually $95.99, save $23). Premium: $199.99 one-time (first year of updates free).
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
  • Drag selection around any math problem on screen
  • Full worked steps with problem restated
  • Works on PDFs, websites, Google Classroom, photos and scans
  • Explains in 21 languages
  • Solution appears in side panel next to your work
  • Solves in approximately 10 seconds
  • History and progress synced across devices
  • Recognizes handwritten math
  • Learning modes on web and iOS apps
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
  • No retyping needed—drag a box around any problem
  • Problem is restated verbatim so you verify the AI read it correctly
  • Each part of multi-part problems gets its own worked section
  • Explanation language can differ from problem language
  • Teaches understanding rather than just providing answers
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)Not checked yet no change since last check11 −1 (down) since last check
Trust Flow (Majestic)919
Citation Flow (Majestic)1919
Referring domains (Majestic)998

5 details filled in for both companies.

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