Now booking Build Days — $2,500 fixed
We build custom client portals, reporting dashboards, and workflow tools for professional services firms — shipped in days. Fixed price. You own the code.
Best for: Client portal OR reporting dashboard
One day. 9am–5pm.
$2,500
Fixed price. No surprises.
Best for: Complete practice management tool
3–5 days of focused building.
From $8,000
Admin panels, auth, integrations included.
Most firms either pay $500/month for generic practice management software that doesn't fit, or get quoted $80K+ by agencies. StackFast builds software around YOUR workflows, from $5K, in days.
Give your clients a branded login where they upload documents, track engagement progress, and download deliverables. Professional. Automated. No more chasing files over email.
One accounting firm reduced client email volume by 60% in the first month.
Pull data from your systems into a live dashboard — for your team or your clients. Financial summaries, project status, KPIs. Automated, always current.
Partners stopped spending Friday afternoons manually building client reports.
Map your actual engagement process into software. Client onboarding, document collection, review workflows, approval chains. Built around how your firm works, not how someone else's does.
A consulting firm cut client onboarding from 2 weeks to 3 days.
AI-powered document intake, categorisation, and extraction. Stop your team manually sorting, renaming, and filing client documents.
Automated 3 hours/week of document sorting for an 8-person accounting practice.
Integrates with Xero, MYOB, QuickBooks, and more
30-minute call. You describe the problem. We agree what gets built today.
We build in the open. You watch it happen — real-time progress, no black box.
Deployed, live, your team starts using it tonight. Full source code. 2 weeks of fixes included.
“We went from idea to live customer portal faster than it took to get a quote from the last agency.”
Marcus Williams
Director, Pinnacle Advisory
15-minute call. No commitment. We'll scope the problem and give you a fixed quote within 24 hours. If it's not a fit, no hard feelings.
Or email us at hello@withstackfast.com