Clients, proposals, invoices, projects, content and cash in one Notion workspace, plus 16 AI prompts that write your first drafts, including 4 for client work: discovery call, proposal, follow-up, testimonial. Works on free Notion, set up in about 15 minutes.
Get Instant Access — $19Checkout didn't open? Click here or email support@brainhack.world.




Real screenshots of the template. Example rows are placeholders you replace with your own data.
Five different apps for tasks, notes, content, and money — and none of them talk to each other.
You're making money, but you couldn't say your actual profit right now if someone asked.
You know you should be posting consistently, but you're staring at a blank screen instead of building.
One Notion workspace and prompt library that replaces the scattered stack — projects, tasks, content, and finances, all in one place, with AI prompts built in to move faster.

Keep client projects, deadlines and income in one place.
Plan content and run your prompts without the blank page.
Also fits indie hackers and side-hustlers.
One-time $19 early-bird payment (first 20 buyers, then $27) through a secure checkout.
Click the link in your receipt email and duplicate the workspace into your free Notion account.
Swap in your own projects, tasks, and content plan using the built-in examples as a guide.
Use the AI Prompt Library to move faster on content, marketing, and admin work.
Built by BrainHack, a one-person studio, for running solo work from one place. Questions: support@brainhack.world · @brainhackos
One Notion workspace: 9 connected databases (Clients, Proposals, Invoices, Projects, Tasks, Content Calendar, Finance Tracker, Goals, AI Prompt Library with 16 prompts) with ready-made views for your key numbers, a Setup Guide page and a 22-page PDF guide. The example rows are placeholders, you replace them with your own data.
Yes. The first 20 copies are $19, then the price becomes $27. We count real sales, nothing else.
No. The AI Solopreneur OS works fully on Notion's free plan.
No. It's a ready-to-use system — a Notion workspace and prompt library. You get results by using it, not by watching lessons.
Immediately after payment, you'll receive an email with a link to duplicate the workspace into your own Notion account.
Every prompt is written to work with Claude or ChatGPT, and will work with most other AI chat assistants too.
You're covered by a 14-day, no-questions-asked money-back guarantee. Email us and we'll refund you in full.
Yes — it runs on the Notion mobile app exactly like it does on desktop.
Yes. Checkout is processed by Lava.top with encrypted payment handling.
Any future improvements to the template and prompt library are shared with existing buyers at no extra cost.
Get one workspace built to run your entire solo business, starting today.
Get Instant Access — $19Say it on the go: “invoice Northwind $1,200, due Friday” — and it lands in your system, with reminders on your phone. Join the waitlist, we'll email you once when it's ready.
One email when the app launches. No spam. Delete anytime: support@brainhack.world