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.

Lemon Squeezy vs Razorpay: Which is Better in 2026?

Name: App Stack Builder
Availability: InStock

Payment Gateway

Choosing between Lemon Squeezy and Razorpay? 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.

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

Razorpay is for: Businesses selling to customers in India who need UPI, cards, netbanking, wallets and EMI in one gateway.

Quick verdict

There’s no single winner; pick on your constraint. Choose Lemon Squeezy if you already sell on Lemon Squeezy and it covers your needs. Choose Razorpay if your customers mostly pay in India.

Lemon Squeezy vs Razorpay — Side by Side

	Lemon Squeezy	Razorpay
Category	Payment Gateway	Payment Gateway
What it is	Merchant of record for digital products	Payment gateway
Merchant of record	Yes	No
Online card fee	5% + 50¢, plus some extra fees	2% platform fee (India) + 18% GST
Monthly fee	None	None
Built for	Digital products and software	Businesses selling in India
Pricing	Usage-based	Usage-based
Starting price	Pay-as-you-go	Pay-as-you-go
Free tier	—	—
Best for	Payment Gateway — digital products, merchant of record, migrating to Stripe	Payment Gateway — India, UPI, payment gateway

Pros & Cons

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

Razorpay

Built for UPI and Indian payment methods
No monthly fee
Rich payment methods
Good developer docs

Gateway, not merchant of record
India-focused
You handle tax compliance

Key Features Compared

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

Razorpay

Standard: 2% platform fee across domestic methods, including UPI, RuPay, cards, netbanking and wallets
Corporate cards 2.15%; international cards up to 3%; international bank transfers 1%
GST of 18% applies to the platform fee
No setup fee, annual maintenance charge or refund fee

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

Choose Razorpay if…

Your customers mostly pay in India.
You need UPI, netbanking and EMI as well as cards.
You want one flat platform fee across domestic methods.

Razorpay review & pricing

Frequently Asked Questions

Is Lemon Squeezy better than Razorpay?⌄

There’s no single winner; pick on your constraint. Choose Lemon Squeezy if you already sell on Lemon Squeezy and it covers your needs. Choose Razorpay if your customers mostly pay in India.

What is the difference between Lemon Squeezy and Razorpay?⌄

What it is — Lemon Squeezy: Merchant of record for digital products. Razorpay: Payment gateway. Merchant of record — Lemon Squeezy: Yes. Razorpay: No. Online card fee — Lemon Squeezy: 5% + 50¢, plus some extra fees. Razorpay: 2% platform fee (India) + 18% GST. Built for — Lemon Squeezy: Digital products and software. Razorpay: Businesses selling in India.

Lemon Squeezy vs Razorpay: which is cheaper?⌄

Lemon Squeezy pricing: Usage-based. Razorpay pricing: Usage-based. Confirm current pricing on each tool's official site, as plans change.

When should I skip both Lemon Squeezy and Razorpay?⌄

Skip Lemon Squeezy if you are starting today. Stripe Managed Payments is the stated direction for Lemon Squeezy users. Skip Razorpay if you sell mostly outside India. Stripe and Paddle are built for global card payments.

Sources · tool facts checked November 2026