Flat Invoice vs Invoice Radar

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

Flat Invoice compared with Invoice Radar
Detail	Flat Invoice	Invoice Radar
What it does	Send the invoice. Skip the chasing.	Automate your invoice collection from web portals and emails
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	AT
Pricing model	Freemium	Freemium
Pricing	3 invoices per month free, then $2 per invoice. Pro plan: $9 per month or $79 per year for unlimited invoices. Edits, resends and reminders are free.	Trial Mode: Free with watermark. Starter: 12€/month (billed yearly at 140€). Duo: 21€/month (billed yearly at 252€). Advanced: 41€/month (billed yearly at 490€). Pro: 117€/month (billed yearly at 1,400€). Document credits: Starter 300/year, Duo 600/year, Advanced 1,200/year, Pro 6,000/year.
Key features	Automatic payment reminders on day 3, 7 and 14 Late fee calculator with interest calculation Ready-to-send reminder email templates Direct client payments Optional Stripe integration for card and bank payments Free edits and resends Free late fee calculator tool Unlimited invoice drafts on free plan	Collects invoices from 350+ web portals Email inbox integration Receipt scanning on mobile devices PDF import via drag and drop AI-powered data extraction from invoices Export to accounting tools like DATEV, sevDesk, Lexware End-to-end encrypted backup and sync Team collaboration with multiple users Runs on macOS, Windows, and Linux Open plugin system for extending providers
What makes it different	Never touches client payments or takes a percentage Automatic reminders reduce payment chasing Free late fee calculator included with service Simple pricing with no setup fees	Saves 1-2 hours per month on average collecting invoices and receipts All data processing happens locally on your device with end-to-end encryption Extensible open plugin system for adding new web portals Integrates with all major accounting tools without vendor lock-in Support team adds new integrations within hours
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	7 −1 (down) since last check
Trust Flow (Majestic)	0	4
Citation Flow (Majestic)	12	20
Referring domains (Majestic)	3	18

6 details filled in for both companies.

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