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How to scope a MicroSaaS MVP: one user, one job, one way to pay

· By Oguz Delioglu, founder of ODEL

Scope a MicroSaaS MVP around one type of customer doing one job they would pay for, plus the plumbing a paid product cannot skip: sign-in, a subscription checkout, a way to cancel and a small admin view. Everything else goes on a "later" list. If you can describe the product in one sentence that names the customer, the job and the price, the scope is ready to quote.

What a MicroSaaS MVP is, and is not

A MicroSaaS is a small, focused software product, often run by one person or a very small team, that sells a subscription for a narrow problem. The MVP is the smallest version a stranger would pay for. It is not a prototype (that is for learning) and it is not version 1.0 with every competitor feature.

One agency co-founder describes three SaaS MVP tiers: a thin slice of about 8 to 10 weeks (one workflow, basic auth, simple admin, single-tenant, Stripe checkout), a core MVP of about 10 to 14 weeks (2 to 3 workflows, multi-tenant, roles, subscription billing) and an extended MVP of about 14 to 18 weeks with integrations and reporting (Teamseven, updated September 2026). These are vendor estimates, but the shape is useful: a MicroSaaS MVP should sit in the first tier.

Step 1: write the one-sentence product

Fill in: "[Customer] uses [product] to [job], and pays [price] per month because [reason the current way hurts]."

If you need two sentences, you have two products. Pick the one with the clearer customer.

Step 2: map the single workflow

Write the steps a customer takes from landing on the site to getting value, as a numbered list. A typical MicroSaaS flow:

  1. Land on the pricing page.
  2. Sign up with email or Google.
  3. Connect or enter their data (one source, not five).
  4. See the result the product exists for.
  5. Hit the free limit and upgrade.
  6. Come back next week and see something new.

Every screen in the MVP should map to one of these steps. Any screen that does not is a "later" item.

Step 3: keep the non-negotiables

These are not features, they are what makes it a business:

  • Auth: email and one social login. Password reset that works.
  • Billing: one payment provider such as Stripe, monthly and yearly plans, a customer portal for cards and cancellation, and webhook handling so access matches payment status.
  • Account deletion and data export, because customers ask and privacy laws in many markets expect it.
  • A basic admin view: find a user, see their plan, refund or extend.
  • Error tracking and product analytics, so you know what broke and where people drop off.
  • Transactional email: sign-up confirmation, receipts, password reset.
  • Terms, privacy policy and a support address.

Step 4: cut the list

Put every other idea through three questions:

Question If the answer is no
Will your first customers ask for this before paying? Later
Does the core workflow break without it? Later
Can it be done by hand for now (you, a spreadsheet, an email)? Do it by hand

Common items that move to "later": team accounts and roles, a public API, a mobile app, multiple integrations, white-labeling, in-app chat, dark mode, onboarding tours and usage-based pricing.

Step 5: pick boring technology

A MicroSaaS lives or dies on how cheap it is to change. A common stack is a React front end, a Node.js or similar back end, PostgreSQL, a job queue for slow work, Stripe for billing and a hosted email service. Ask your developer to keep the number of moving parts small, and to put everything in a repository and hosting account that you own. See who owns your app code and accounts.

Step 6: write it down before asking for quotes

A written scope gets you comparable quotes. Include the one-sentence product, the workflow, the non-negotiables list, the "later" list, pricing plans, and what "done" means (for example: a paying customer can sign up, pay, use the workflow and cancel without contacting you). The app brief guide has a template.

What a MicroSaaS MVP costs

There is no survey of MicroSaaS build costs. The closest published figures are vendor estimates: one development firm puts a SaaS MVP (auth, core workflow, basic dashboard, one payment integration) at 8,000 to 25,000 USD, and a simple SaaS at 8,000 to 25,000 USD offshore, 15,000 to 40,000 USD in Eastern Europe and 30,000 to 75,000 USD in the US, UK or Australia (Prioxis, updated September 2026). The same agency-tier source above suggests budgeting 15 to 20 percent beyond the build for the first 90 days after launch (Teamseven, 2026).

Treat these as ranges to sanity-check quotes, not prices. The real drivers are the number of workflows, integrations with other systems and whether you need multi-tenant teams on day one. For app costs in general, see how much it costs to build an app.

Signs the scope is too big

  • More than one type of user needs a different dashboard.
  • The MVP depends on three or more third-party integrations.
  • You are building an admin panel more complex than the product.
  • Nobody has paid or pre-ordered yet, and the list keeps growing. Validate first: see validate an app idea before hiring a developer.

How ODEL builds SaaS

ODEL built and runs Appalize, an App Store Optimization SaaS: a React and Vite front end, a Node.js and Express back end with PostgreSQL, Redis queues, Stripe billing, PostHog analytics, Sentry error tracking and integrations with the App Store and Google Play APIs. It is sold on free and paid monthly plans. That is the kind of product ODEL can scope and build for a client, starting with the thin slice.

When ODEL fits, and when it does not

ODEL fits a founder who wants one developer to turn a written scope into a working, billable product: see MicroSaaS development, SaaS development and MVP development. You get a written scope and a fixed quote or phased plan after a discovery call, and you own the code and accounts.

A better option might be:

  • No-code (Bubble, Softr and similar) if you want to test demand for a few weeks before paying for code.
  • An existing SaaS plus Zapier if the job can be stitched together from tools that exist.
  • An agency if the product needs certified compliance (HIPAA business associate agreements, banking systems) or a team on a fixed short deadline.

If the scope above fits on a page, send it over.

Apps in this guide