WaffleInvoice vs Invoice Koi

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

WaffleInvoice compared with Invoice Koi
Detail	WaffleInvoice	Invoice Koi
What it does	Free invoice maker for freelancers and service businesses	Invoice app for contractors and the trades
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	SG
Pricing model	Freemium	Freemium
Pricing	Free plan: unlimited invoices, estimates, and clients with 25 email sends per rolling 30 days, client portal, PDF download, and manual payment tracking. Pro: $19/month or $190/year includes unlimited sends, online card and ACH payments, recurring invoices, automatic payment reminders, late fees, tim	Free to draft with no account needed. Subscription: US$9.99 per week (billed weekly) or US$99.99 per year (about US$8.33 per month, billed yearly). US App Store prices. Free trial included: two weeks free on annual plan, one week on weekly plan for eligible new iOS subscribers.
Key features	Create unlimited invoices and estimates Estimate-to-invoice conversion in one click Client portal with no login required Online payments via Stripe (card, ACH, Apple Pay) Recurring invoices for retainer clients Invoice PDF download and email sending Attachments and per-invoice threads Multi-user team accounts with role-based access	Unlimited invoices, estimates and receipts with subscription Nine customizable invoice templates with logo and accent color Price book for labor, material and hire rates Receipt scanning with AI that reads merchant, amount, tax and category Time tracking and jobs calendar that turn into invoice lines Recurring invoices Reports as CSV, spreadsheet or PDF Portable backup file you own Core invoicing works offline Stripe payment collection with automatic payment recording
What makes it different	Free forever with no card required to sign up, only at first send Create invoices in under 2 minutes with auto-populated details Built for service businesses and trades with industry-specific templates Seamless estimate-to-invoice workflow without re-entering data Built by fintech engineer with 15 years of payments and billing experience	Works completely offline for core invoicing and PDF creation No account required to start drafting and creating invoices Saved clients and rates auto-fill invoices to save time Estimate converts to invoice in one tap with no re-entry Free to draft and subscribe only to send invoices
Community votes	0	0
DR (Domain Rating by Ahrefs)	3 no change since last check	12 +1 (up) since last check
Trust Flow (Majestic)	9	2
Citation Flow (Majestic)	29	21
Referring domains (Majestic)	32	8

6 details filled in for both companies.

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