SaaS platform calculator

Describe your idea and the AI sets up the calculator

A few sentences are enough: who it is for, what it does, whether you need a mobile app, how people pay. Fine-tune with the sliders afterwards.

Idea and validation

Before a line of code: problem, market, audience, prototype.

Idea validation Problem hypothesis, competitor analysis, interviews with prospects

Target audience definition Decision-maker and user, personas, market size

Clickable prototype Core flows, tested with 5-10 prospects

Business model and pricing workshop Plans, pricing unit, trial

Business logic complexity

Simple CRUD, few rules Standard Workflows, states Complex Calculations, scheduling, rule engine

Interfaces

User app, admin, superadmin, mobile and marketing site.

User web app Distinct screens (list, form, detail count separately)

Admin panel (tenant admin) The subscribing company manages users, roles, settings

Admin screens

Superadmin (platform owner) Subscribers, plans, revenue, impersonation, system health

Superadmin screens

Mobile app

None PWA Installable web app iOS + Android Shared codebase (Flutter / React Native) Native Separate Swift and Kotlin apps

Marketing website SEO-friendly landing, pricing page, blog

Marketing pages

AI features

Built once, used monthly: every request and voice minute has a cost.

In-app AI assistant

Answers from own documents (RAG) Vector search, source citations

AI content generation Texts, summaries, images for users

AI agents and automation Multi-step tasks, tool calls

Voice AI agent (phone) Real-time STT, LLM, TTS, SIP connection

AI usage

Voice minutes

Design and graphics

UX, design system, brand, illustrations.

UI/UX level

Template-based Ready component library, customised Custom Own design system, custom screens Premium Motion, micro-interactions, user tests

Brand identity: logo, colours, typography

Custom illustrations, icons

Product video / animation

Content production monthly

Monthly content, AI-assisted, human-edited.

Blog articles (SEO)

Social posts

Newsletter

Short videos, reels

Graphics, banners

Marketing monthly

Ads, campaign management, SEO, conversion optimisation.

Ad budget (Google, Meta, LinkedIn) Media spend goes straight to the platform, shown separately

SEO

None Basic Technical SEO, monthly report Growth Keyword research, link building, content plan

Analytics and conversion optimisation Funnel tracking, A/B tests

Operations monthly

Hosting, monitoring, backups, availability, support, ongoing development.

Expected users

Availability (SLA)

99.5% ~3.6 h downtime / month 99.9% ~43 min / month, redundant 99.95% ~22 min / month, multi-zone, on-call

Support coverage

Business hours Mon-Fri 9-17 Extended Mon-Sat 7-22 24/7 With on-call

Ongoing development New features and fixes based on feedback

Your SaaS business model

What will you charge, and when does the investment pay back?

Subscription model

Flat fee One price per customer Per seat Price x seats Tiered plans Basic / Pro / Business Usage-based Requests, minutes, transactions

Average revenue per account (ARPA)

Paying customers after 12 months

Churn

Breakdown

Area	One-off	Monthly
Idea and validation
Interfaces
Feature modules
Payment methods and invoicing
AI features
Design and graphics
Content production
Marketing
Operations
Ad budget (media spend)	–
Total

Payback

MRR in month 12
MRR in month 36
Break-even
Cumulative result after 36 months

Using project + operations, linear customer acquisition, the churn set above and payment processing fees (cards ~2.5%, crypto ~1%, app stores 15%).

Payment models

Project + operations

Milestones 30/40/30%, then a monthly fee

Upfront
Monthly (year 1)
Year 1 total
3-year total

Instalments, 12 months

20% deposit, the rest in 12 instalments (+6%)

Upfront
Monthly (year 1)
Year 1 total
3-year total

Instalments, 24 months

20% deposit, the rest in 24 instalments (+12%)

Upfront
Monthly (year 1)
Year 1 total
3-year total

Build & operate subscription

No deposit, built into a 36-month fee

Upfront
Monthly (year 1)
Year 1 total
3-year total

Get your quote as a PDF

Tell us in a few sentences what the project is about. The PDF downloads right away, we email you a copy, and a colleague will follow up with a precise quote.

Indicative pricing, not an offer. Prices are net, excluding VAT. Engineering {dev}/hour, content and campaigns {content}/hour; 1 EUR = {huf} HUF. Ad budget, cloud infrastructure and AI usage are billed at actual consumption, directly or passed through.