Flat Invoice vs FieldBase

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 FieldBase
Detail	Flat Invoice	FieldBase
What it does	Send the invoice. Skip the chasing.	Multi-currency payment ledger for independent consultants and small agencies
Stage	Not given	MVP
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Freemium	Free trial
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.	Free during beta through January 31, 2027. After beta: $29 per month or $249 per year (saves $99 compared with paying monthly). 14-day free trial for new accounts after beta ends.
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	Record payments in 50+ currencies with automatic ECB conversion Track total MRR and year-to-date revenue Generate account statements as PDFs grouped by project Import clients from spreadsheet or accounting tool exports Invite team members as editors or view-only Export payment records to CSV anytime Identify overdue retainer payments View tax-year income reports
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	Automatic European Central Bank exchange rates for 50+ currencies One-click account statements customized with client details and tax numbers Retainer payment tracking with overdue alerts Live MRR and revenue dashboard
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)	12	0
Referring domains (Majestic)	3	0

5 details filled in for both companies.

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