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.

Chargebee vs Lemon Squeezy: Which is Better in 2026?

Name: App Stack Builder
Availability: InStock

Payment Gateway

Choosing between Chargebee and Lemon Squeezy? Both are popular payment gateway tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Chargebee is for: SaaS teams with complex subscriptions who want billing, invoicing and revenue recognition on top of their existing gateway.

Lemon Squeezy is for: Creators and small software sellers already on Lemon Squeezy, now that Stripe is moving users to Stripe Managed Payments.

Quick verdict

There’s no single winner; pick on your constraint. Choose Chargebee if you need usage-based or complex subscription billing on top of Stripe or another gateway. Choose Lemon Squeezy if you already sell on Lemon Squeezy and it covers your needs.

Chargebee vs Lemon Squeezy — Side by Side

	Chargebee	Lemon Squeezy
Category	Payment Gateway	Payment Gateway
What it is	Subscription billing platform	Merchant of record for digital products
Merchant of record	No	Yes
Online card fee	Billed by your gateway	5% + 50¢, plus some extra fees
Monthly fee	$0 + 0.80% or $99 + 0.65% of billing	None
Built for	SaaS with complex billing	Digital products and software
Pricing	From $99/mo	Usage-based
Starting price	From $99/mo	Pay-as-you-go
Free tier	—	—
Best for	Payment Gateway — subscription billing, usage billing, RevRec	Payment Gateway — digital products, merchant of record, migrating to Stripe

Pros & Cons

Chargebee

Powerful subscription/revenue ops
Starts at $0 plus a share of billing
Integrates with major gateways
Great for complex billing

Not a merchant of record
Overhead for simple use cases

Lemon Squeezy

Merchant of record for digital products
Store, subscriptions and affiliates included
No monthly fee

Stripe is moving users to Stripe Managed Payments
Some international payments carry extra fees
5% + 50¢ per sale

Key Features Compared

Chargebee

Billing priced as a share of billing volume: $0 + 0.80%, or $99 a month + 0.65% (break-even shown at $66K)
Includes 100M monthly usage events, 40+ payment gateways, invoicing and usage billing
Growth Starter free for Chargebee Billing customers: pricing tables, hosted checkout, self-serve portal
RevRec Performance and Enterprise priced on request

Lemon Squeezy

5% + 50¢ per transaction, no monthly fee; some international and edge-case payments carry small extra fees
Lemon Squeezy is the merchant of record; sales are made through Link, LLC (formerly Lemon Squeezy LLC)
2026 update: Stripe aims to give Lemon Squeezy users an easy migration to Stripe Managed Payments
Subscriptions, abandoned-cart emails and affiliates included; up to 21 payment methods including PayPal

Choose Chargebee if…

You need usage-based or complex subscription billing on top of Stripe or another gateway.
You want invoicing and revenue recognition from one vendor.
You use more than one payment gateway.

Chargebee review & pricing

Choose Lemon Squeezy if…

You already sell on Lemon Squeezy and it covers your needs.
You sell digital products and want a store, affiliates and tax handling together.

Lemon Squeezy review & pricing

Frequently Asked Questions

Is Chargebee better than Lemon Squeezy?⌄

What is the difference between Chargebee and Lemon Squeezy?⌄

What it is — Chargebee: Subscription billing platform. Lemon Squeezy: Merchant of record for digital products. Merchant of record — Chargebee: No. Lemon Squeezy: Yes. Online card fee — Chargebee: Billed by your gateway. Lemon Squeezy: 5% + 50¢, plus some extra fees. Monthly fee — Chargebee: $0 + 0.80% or $99 + 0.65% of billing. Lemon Squeezy: None. Built for — Chargebee: SaaS with complex billing. Lemon Squeezy: Digital products and software.

Chargebee vs Lemon Squeezy: which is cheaper?⌄

Chargebee pricing: From $99/mo. Lemon Squeezy pricing: Usage-based. Confirm current pricing on each tool's official site, as plans change.

When should I skip both Chargebee and Lemon Squeezy?⌄

Skip Chargebee if you want billing from your payment processor. Stripe Billing is 0.8% of billing volume. Skip Lemon Squeezy if you are starting today. Stripe Managed Payments is the stated direction for Lemon Squeezy users.

Sources · tool facts checked November 2026