build-vs-buy.mdx

Gym & fitness management

Build FitZone yourself, or buy it?

Worth saying plainly: sometimes building it yourself is the right call. If the product is your business and its shape is unlike anything here, build it. This page is for the other case — when you need a working gym & fitness management system and the interesting part of your work starts after it exists.

₹500₹12,000
Hours of build
250
At full time
8.3w
Cost to build
₹8,75,000
Cost to buy
₹24,999

Building it yourself costs about ₹8,50,001 more35× the price of the licence — and you don't have it for another 8.3 weeks.

side-by-side.mdx

Line by line.

 Build itBuy it
Time to something usable8.3 weeks of full-time workSame day, once the files transfer
What you're paying forYour hours, or someone else's₹24,999, once
Edge casesFound in production, by your usersAlready found and handled — see below
The data modelTwo or three rewrites before it settlesSettled, and running in production
DesignA separate hire, or it looks like a side projectEvery screen designed and built
OwnershipYoursYours — full source, no obfuscation, modify freely
Risk of it not workingReal, and only discovered lateOpen the live demo before you pay
what-takes-the-time.mdx

Where the 250 hours actually went.

Not the CRUD. Screens are quick. These are the parts that took real time to get right, and the parts a rebuild would have to solve again from scratch.

  • Progressive-overload workout tracking
  • Nutrition macros + body composition trends
  • QR check-in built for peak-hour throughput
  • Multi-branch utilisation analytics
  • Trainer / member assignment without privacy leaks
decide.mdx

Build it if…

  • The system itself is the thing you're selling
  • Your model is genuinely unlike anything in the catalog
  • You have the months, and the months are cheap
  • Learning the domain deeply is part of the point

Buy it if

  • You need it working this month, not this quarter
  • The value you add starts after the system exists
  • You'd rather spend the budget on customers than on scaffolding
  • You want a codebase to learn from as much as ship
ship-it-checklist.mdx

free · 40 checks

The Ship-It Checklist

40 things that break in production, collected from 24 systems that shipped. Secrets, builds, data, money, email, SEO — the things that actually broke, not the generic advice. Sent as one email, no drip sequence.

one email, the checklist, nothing else. unsubscribe any time.