Chasa — AI invoice follow-up emails for freelancers

Get paid faster. AI writes the chase — you stay in control. Paste an overdue invoice. Chasa drafts a follow-up matched to how late it is — warm early, firmer later — so you sound professional, not desperate. Copy, tweak, send from your own inbox. Free to start · no credit card · your account in one click or browse free templates How it works Four steps from overdue invoice to sent follow-up. 01 Add your invoices Client, amount, due date — type them in or upload a CSV. 02 Chasa drafts the chase Tone matches days overdue: friendly early, firmer later. 03 Tweak if you want Edit the draft, or use Soften / Firm up / Shorten on paid plans. 04 Send from your inbox Copy or open mailto — clients hear from you, not a bot. Built for chasing payment — not collections theater When the invoice is late and you still want the relationship. Freelancers Solo operators who hate rewriting the same reminder four times. Small teams A few people sharing chase volume without a collections stack. One-off clients Project work where one overdue invoice shouldn’t start a fight. Why Chasa Simple enough to use today. Serious enough to use every month. No account required Start free with 5 AI drafts. Sign in only when you upgrade. Fast setup Paste invoices or drop a CSV — drafts in seconds. Simple interface One job: write the chase email. Nothing else in the way. Templates included 18 free payment-reminder templates you can copy anytime. You stay in control We never email your clients. You send every message. Ready-to-use templates for invoice follow-ups Simple payment reminder emails you can send in minutes — no formatting, no setup, no account required. Payment reminder — before due Gentle overdue — 1–3 days Second reminder — 7 days Formal notice — 30 days Final notice — 90 days Thank you for payment Connect Chasa with the tools you already use Plug into the platforms you already use — accounting, cloud storage, automation, and AI assistants. Solo and Pro unlock native connectors; everything listed here is real today. QuickBooks Xero Dropbox OneDrive Box Google Zapier Claude ChatGPT Grok Perplexity Cursor QuickBooks Online and Xero import overdue invoices into aging. Dropbox, OneDrive, Box, and Google import invoice PDFs (Google also unlocks Gmail drafts). Zapier and webhooks push overdue invoices. MCP connects Claude, ChatGPT, Grok, Perplexity, and Cursor to chase drafts. Free Solo ProMost popular Enterprise AI drafts / month 5 100 Unlimited Unlimited Free email templates Tone-matched drafts Soften / firm up / shorten — AI thank-you + reply drafts — AI 3-step chase plans — Reminder calendar (copy next / mark done) — Email open / click tracking (tracked HTML) — SMS / WhatsApp drafts (copy / open link) — Native QuickBooks Online + Xero OAuth — Team seats / roles — 3 seats 5 seats Unlimited Late-fee hint in drafts — CSV upload (QBO, FreshBooks, Xero, Wave, Zoho, sevDesk…) Aging overview board Multi-invoice chase draft Payment link in drafts Session Account default Client management — CSV export of drafts — Chase schedule tips Priority support — — Zapier / Make API (QBO, FreshBooks, Xero, Wave, Zoho…) — Cloud storage — Dropbox, OneDrive, Box · PDF import — Dedicated chase dashboard — — — Custom tone / volume — — — Yes — scoped with you Enterprise Custombilled yearly Contact sales Price comparison Chasa Solo is a flat $7/mo per workspace (Pro $17). Use the slider to estimate what the same team size costs on entry plans from each competitor. Team size 5people 120 Chasa Solo Flat workspace fee · Pro is $17/mo, also flat $7/mo Figures use published list prices (USD where available; Satago converted from GBP at ~$1.28). Competitors often include auto-send, SMS, or payment portals Chasa does not. Chasa never emails your clients — you send every draft yourself. See the full comparison → FAQ What is Chasa? An AI invoice follow-up tool. Paste unpaid invoices and get payment reminder emails written in the right tone for how late each one is. Do I need an account? No — Free works without signup (5 AI drafts per month + templates). Sign in to upgrade to Solo ($7) or Pro ($17). For Enterprise (custom, billed yearly), email [email protected]. Does Chasa send emails for me? No. You copy the draft into your own inbox (or open a mailto link). Clients hear from you, not from us. Does Chasa connect to QuickBooks, FreshBooks, or Xero? Yes for QuickBooks Online and Xero on Solo and up — native OAuth in Connector imports overdue invoices into aging. FreshBooks and Wave: create an API key and use our Zapier template, or export CSV and upload in the Tool (headers mapped automatically, Free too). Cloud storage (Dropbox, OneDrive, Box) PDF import is also Solo+. How does the tone work? Friendly under a week overdue, professional at 8–30 days, direct past 30 days. Same invoice, escalating tone — no template picking. Who’s behind Chasa? Chasa is a product of RELACON GmbH in Vienna. See About and the Imprint.