Tallymark vs Checkslip

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

Tallymark compared with Checkslip
Detail	Tallymark	Checkslip
What it does	Free invoicing software for Stripe with no monthly or percentage fees	Bank slip verification API for transfer confirmation
Stage	Established	Not given
Founded	2015	Not given
Based in	CA	TH
Pricing model	Free	Freemium
Pricing	Free. You only pay Stripe's standard processing fees (2.9% + 30¢ per transaction in the US).	Free: 50 credits when phone number is verified. Paid plans: Pack 500 (500 THB, 1,800 credits), Pack 700 (700 THB, 2,700 credits), Pack 1,200 (1,200 THB, 4,800 credits), Pack 1,500 (1,500 THB, 6,400 credits), Pack 3,500 (3,500 THB, 16,000 credits), Pack 5,000 (5,000 THB, 24,000 credits), Pack 10,000
Key features	Create professional invoices with logo and brand colors Invoices in 8 languages Automatic payment processing with card on file Recurring invoices and subscription billing AutoPay for instant automatic payments Support for multiple currencies API and AI agent integrations Invoice tracking and payment notifications Custom fields for sales pages	QR code and slip image verification Bank transaction lookup with reference number, date/time, and amount Sender and recipient bank names and abbreviated names Last 4 digits of account numbers Webhook delivery of results Idempotency key for duplicate request handling Does not store slip images Credit charging only when bank confirms transaction Automatic re-checking for pending transactions Multiple credit pack options from 500 to 50,000 THB
What makes it different	Completely free with no monthly or percentage fees Payment form embedded directly in invoices for faster checkout Instant automatic payments with AutoPay One-page e-commerce store with no commissions API and AI agent ready for custom integrations	Real-time verification directly from source bank records Does not store or log slip images for privacy Supports duplicate request detection without re-charging Free trial with 50 credits upon phone number verification
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)	0	0
Citation Flow (Majestic)	19	0
Referring domains (Majestic)	5	0

6 details filled in for both companies.

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