What is App Stack Builder?

App Stack Builder is a free AI-powered tool that helps founders and developers choose the right tech stack for their projects based on budget, app type, team size, and skill level.

What is the best tech stack for SaaS in 2026?

The best tech stack for SaaS in 2026 typically includes Next.js 16 for frontend, Supabase for database and auth, Vercel for hosting, Stripe for payments, and PostHog for analytics. App Stack Builder can generate a personalized recommendation based on your specific budget and requirements.

Is App Stack Builder free to use?

Yes, App Stack Builder is completely free to use. You can generate unlimited tech stack recommendations without any cost.

What types of apps can I build with the recommended stacks?

App Stack Builder supports various app types including SaaS applications, web apps, mobile apps, e-commerce stores, internal tools, and AI/ML products.

How much does a SaaS tech stack cost per month?

A modern SaaS tech stack can cost anywhere from $0-50/month for bootstrapped startups using free tiers, $100-300/month for growth-stage startups, to $500+/month for enterprise-ready infrastructure. App Stack Builder helps you find the best tools within your specific budget.

What is the best tech stack for solo founders?

For solo founders, we recommend Next.js + Vercel (free), Supabase (free tier), Supabase Auth (free), Stripe (pay as you go), and Plausible or PostHog for analytics. This stack can run your entire SaaS for under $50/month.

Can I export my tech stack recommendations?

Yes, you can export your tech stack recommendations as a PDF document or copy them to your clipboard. You can also share a link to your stack with others.

AnalyticsFree tier

Amplitude: Pricing, Features & Alternatives

Amplitude supports deep analytics across mobile and web with funnels, user journeys, retention, and predictive models.

Amplitude Pricing Plans (2026)

Plan	Price	Highlights
StarterPopular	Free	Basic product analytics · Mobile event tracking · Retention & user journeys
Growth	Custom pricing	Advanced mobile analytics · Predictive insights · Behavioral cohorts

Pricing summary: Free. Always confirm current pricing on the official site.

Key Amplitude Features

Basic product analytics
Mobile event tracking
Retention & user journeys

Best Amplitude Alternatives

Compare all

Firebase Analytics

Free

Google Analytics

Free

Mixpanel

Free

PostHog

Free

AppsFlyer

Usage-based

Plausible

From $9/mo

Amplitude FAQ

What is Amplitude used for?⌄

Amplitude is a analytics tool. Enterprise product analytics platform with strong mobile insights.

Is Amplitude free?⌄

Yes — Amplitude has a free tier you can start with, and paid plans for more usage and features.

How much does Amplitude cost?⌄

Amplitude is free to use, with usage-based pricing on some features.

What are the best Amplitude alternatives?⌄

Popular Amplitude alternatives include Firebase Analytics, Google Analytics, Mixpanel, PostHog, AppsFlyer. Compare pricing and features on our Amplitude alternatives page.

Not sure if Amplitude fits your stack?

Get a free, AI-powered tech stack tailored to your budget, app type, and team size — including the best analytics pick for you.

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