How Much Does App Development Cost in 2026 — Full Guide

You want an app but can't figure out the budget? In this article we explain honestly how the price is formed — the part agencies usually leave out. What determines the price? — Number of features — login, catalog, payments, chat, push — each adds work; — Platform — with Flutter, one codebase runs on iOS and Android, saving up to 40%; — Design level — template-based or fully custom UI/UX; — Backend complexity — from a simple API to high-load systems; — Integrations — payment providers, CRM, maps, SMS. The smart path: start with an MVP You don't have to build everything at once. An MVP with core features reaches the market in 4–8 weeks; then you grow it based on user feedback. That saves both budget and time — it's how successful startups do it. What are the timelines? A simple app — 4–6 weeks, medium complexity — 2–3 months, large systems — in stages. You see a demo every week. Our proof — apps live in the stores BarakaFin, Food-Bag, Nazarshop, and O'ynaa are live on the App Store and Google Play, passed Apple and Google review, and process real payments. We work remotely with clients worldwide. The easiest way to get an exact price is to share your idea. Leave a request at onesystem.uz — you'll get a free estimate and roadmap within 24 hours.