Is a custom CRM cheaperthan off-the-shelf SaaS over time?
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Our take
It depends on time and team size. Off-the-shelf SaaS is cheaper in the first year or two because you avoid build costs. A custom CRM becomes cheaper as you scale, because you stop paying per-seat fees that grow with every hire. For teams past roughly 50 users planning to grow, custom usually wins on total cost within three years.
This answer covers
- Production readiness
- Software architecture
- MVP
The question has a clean answer once you separate upfront cost from ongoing cost. SaaS front-loads low and then charges you forever, per user. Custom front-loads high and then charges you almost nothing to keep running. Which is cheaper depends entirely on how long you’ll use it and how many seats you’ll need.
Why SaaS starts cheaper
There’s no build. You subscribe, configure, and you’re live in weeks for a low monthly fee. For a small, stable team with a standard process, that low ongoing cost may never cross into expensive territory. If you’re under 20 users with no growth plans, SaaS is often the rational choice.
Why custom gets cheaper as you grow
- No per-seat tax: SaaS charges you again for every new hire. A custom CRM you own doesn’t. At 50 users the difference is noticeable; at 500 it’s large.
- No forced tier upgrades: SaaS gates features behind higher plans you’re pushed into as you scale. Custom has no upsell.
- No integration and add-on fees: The connectors and modules SaaS charges extra for are simply part of what you built.
Where the lines cross
For a mid-sized team of 50 to 100 users, the point where a custom build costs less than cumulative SaaS licenses typically lands within the first three years. Before that, SaaS is cheaper. After it, every month favors custom, and the gap widens with each new seat you add.
Key takeaways
- SaaS is cheaper short-term; custom is cheaper long-term as you scale.
- The driver is per-seat fees: SaaS cost grows with headcount, custom cost doesn't.
- For 50 to 100 users, custom typically wins on total cost within three years.
- Under ~20 stable users, off-the-shelf often stays the cheaper choice.
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