Software applications, without the clutter.

40th Floor is a set of simple apps that make life easier, the simple way β€” QR contact sharing, reviews, checklists, and invoicing. Pick only what you need. One login for everything.

See the apps 30-day free trial on every paid app

The Suite

Pick only what your business needs.

πŸ”—

ScanNow

Share a QR code instead of your phone number. They scan it and ask to connect β€” nothing opens until you approve. Text-only chat, no photos ever, age checks on every account, no location data, and one-tap block & report.

Free Live now
⭐

All5Starz

Turn happy customers into 5-star reviews automatically, with a simple page your customers actually want to fill out.

$19/mo Live now
βœ…

Mark It Done

Simple checklists and to-do lists built for small business teams. Assign it, track it, mark it done. Free for individuals β€” teams get a coach dashboard.

Free individual Live now

Teams: $39/mo or $390/yr β€” 30-day free trial

Also on Google Play
🧾

Invoice & Estimate Builder

Put together a professional invoice or estimate in a couple of minutes, and send it straight to your customer β€” they can view it, download a PDF, or approve an estimate right from the link.

$20/mo Live now

30-day free trial

Also From Us

Not a business tool — a side project, open for testers.

πŸ—ΊοΈ

Let's Wander

A map of unusual, little-known places across the USA. Tap a pin, hear the story, save your favorites, or suggest a spot of your own.

Free In testing

Answers of Faith

Ask a question about the Catholic faith and get a plain-English answer, footnoted straight to the Bible and Aquinas — nothing else. If the sources don't cover it, it says so instead of guessing.

Free In testing

Free Tools

No account needed — just answer a few questions.

🏑

Mortgage Calculator

See what a house may really cost β€” monthly payment, taxes, insurance, mortgage insurance, and the cash you'd need to buy. Answer a few simple questions and we estimate the rest.

Free Live now

One login. No bundles forced on you.

Every app on 40th Floor shares the same login, so buying a second or third app never means creating a new account. Beyond that, each app stands on its own β€” turn one on, leave the rest off, and only pay for what you're using.

Try before you pay.

Every paid app gives you a free trial β€” 15 to 30 days β€” before anything is charged, so you can see if it's a fit first.