Payment Resources & Tools

Free guides, calculators, and compliance tools for merchants

Free Calculators

VAMP Calculator

VAMP Penalty Calculator

See your Visa Acquirer Monitoring Program risk in seconds

Your chargebacks ÷ transactions × 100
VAMP Excessive: 2.20%(drops to 1.50% April 2026)
Industry avg: 0.6-0.9% (most merchants are safe)

*Educational readiness tool. Program thresholds and fees vary by acquirer. We do not submit applications, negotiate terms, or guarantee approvals.

PIX Calculator (Brazil)

🇧🇷 PIX Reserve Calculator

Brazil PIX MED 2.0 reserve requirements calculator

Your disputes ÷ PIX transactions × 100

*Illustrative thresholds based on current PIX MED guidance. Actual requirements vary by acquirer.

Expert Guides

COMPETITIVE ANALYSIS

How We're Different

See how MerchantGuard's ML-powered approach compares to traditional rule-based risk tools. 70,000+ training scenarios vs static rules.

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PSP MATCHING

PSP Match - Find Your Processor

Get matched with processors that accept your business type. Stripe rejected? PayPal froze funds? Square terminated? We match you with the right PSP.

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COMPLIANCE TOOL

VAMP Calculator

Monitor your chargeback rate and see if you're at risk of breaching Visa's 0.9% threshold. Avoid $25K fines and account termination.

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FREE COACH

VAMP Coach

Interactive AI coaching for Visa's Acquirer Monitoring Program (VAMP). Get personalized advice on thresholds, penalties, and compliance strategies.

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MerchantGuard vs Sift

PSP approval prediction vs fraud detection. See how MerchantGuard's 70,000+ training scenarios compare to Sift's generic rules.

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MerchantGuard vs Signifyd

Account approval vs transaction approval. Merchant lifecycle risk vs transaction fraud. Compare use cases and pricing.

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MerchantGuard vs Riskified

PSP approval prediction vs post-approval fraud detection. High-risk merchant positioning vs e-commerce fraud prevention.

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CHARGEBACK PREVENTION

RDR Quick Start

Setup Rapid Dispute Resolution in 30 minutes. Prevent chargebacks before they hit your account.

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CRISIS RECOVERY

Emergency Support

Stripe froze your account? PayPal locked funds? Get immediate help from our Telegram bot.

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PREMIUM

Premium Resources

Access downloadable PDFs, compliance guides, and learning materials with "Analyze with Guard" personalized AI coaching.

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Interactive Learning

Learn with Guard AI

Stop reading boring PDFs. Guard learns YOUR business and teaches compliance using YOUR data, YOUR industry, YOUR chargeback rate.

1

Sign Up Free

Create your free account in 30 seconds. No credit card required.

2

Take Your GuardScore

60-second assessment. Guard learns your industry, volume, and risk factors.

3

Learn with Guard

Open any guide and Guard teaches you with personalized examples for YOUR business.

Your actual chargeback rate
Your industry context
Your processing volume
Real-time conversation
Sign Up Free & Try It

Free users get 3 interactive guide sessions. No credit card required.

Get Your Free GuardScore

See which payment processors will approve you and get personalized recommendations

Start Free Assessment