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.

PayPal / Braintree vs Stripe: Which is Better in 2026?

Name: App Stack Builder
Availability: InStock

Payment Gateway

Choosing between PayPal / Braintree and Stripe? 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.

PayPal / Braintree is for: Businesses that want PayPal checkout alongside cards in one integration from PayPal.

Stripe is for: Developers who want card and wallet payments through an API, with billing, tax and a merchant-of-record option from the same company.

Quick verdict

There’s no single winner; pick on your constraint. Choose PayPal / Braintree if you want PayPal checkout next to cards. Choose Stripe if you want to build checkout and billing through an API.

PayPal / Braintree vs Stripe — Side by Side

	PayPal / Braintree	Stripe
Category	Payment Gateway	Payment Gateway
What it is	Payment gateway from PayPal	Payments platform
Merchant of record	No	No by default; yes with Managed Payments (+3.5%)
Online card fee	Not confirmed on the vendor page	2.9% + 30¢ (US)
Monthly fee	Not confirmed on the vendor page	None
Built for	Businesses that want PayPal checkout	Online businesses of any size
Pricing	Usage-based	Usage-based
Starting price	Pay-as-you-go	Pay-as-you-go
Free tier	—	—
Best for	Payment Gateway — PayPal checkout, cards, PayPal-owned	Payment Gateway — payments API, developers, global cards

Pros & Cons

PayPal / Braintree

PayPal checkout alongside cards in one integration
Run by PayPal
Enterprise plan with custom pricing

You handle sales tax yourself (not a merchant of record)
Custom rates require talking to sales

Stripe

Cards, ACH and wallets through one API
No setup or monthly fees
Merchant of record available through Managed Payments

You handle sales tax unless you add Managed Payments (+3.5%)
International cards and currency conversion add fees
$15 per dispute

Key Features Compared

PayPal / Braintree

Braintree is now sold as PayPal Braintree; braintreepayments.com/braintree-pricing redirects to PayPal’s fee page
Cards and PayPal through one integration
PayPal’s fee page blocks our fetch, so this entry carries no prices

Stripe

US cards and wallets: 2.9% + 30¢ per successful transaction; +0.5% manually entered, +1.5% international, +1% currency conversion
ACH Direct Debit: 0.8%; Billing: 0.8% of billing volume
Disputes: $15 per dispute
No setup or monthly fees on standard pricing
Managed Payments: Stripe becomes merchant of record for 3.5% on top of standard processing fees

Choose PayPal / Braintree if…

You want PayPal checkout next to cards.
You already use PayPal and want one vendor for cards too.

PayPal / Braintree review & pricing

Choose Stripe if…

You want to build checkout and billing through an API.
You want to handle tax yourself now and add a merchant of record later.
You want cards, ACH and wallets from one account.

Stripe review & pricing

Frequently Asked Questions

Is PayPal / Braintree better than Stripe?⌄

There’s no single winner; pick on your constraint. Choose PayPal / Braintree if you want PayPal checkout next to cards. Choose Stripe if you want to build checkout and billing through an API.

What is the difference between PayPal / Braintree and Stripe?⌄

What it is — PayPal / Braintree: Payment gateway from PayPal. Stripe: Payments platform. Merchant of record — PayPal / Braintree: No. Stripe: No by default; yes with Managed Payments (+3.5%). Online card fee — PayPal / Braintree: Not confirmed on the vendor page. Stripe: 2.9% + 30¢ (US). Monthly fee — PayPal / Braintree: Not confirmed on the vendor page. Stripe: None. Built for — PayPal / Braintree: Businesses that want PayPal checkout. Stripe: Online businesses of any size.

PayPal / Braintree vs Stripe: which is cheaper?⌄

PayPal / Braintree pricing: Usage-based. Stripe pricing: Usage-based. Confirm current pricing on each tool's official site, as plans change.

When should I skip both PayPal / Braintree and Stripe?⌄

Skip PayPal / Braintree if you want published, self-serve card pricing. Stripe lists 2.9% + 30¢ for US cards. Skip Stripe if you want a merchant of record from day one at one flat rate. Paddle and Polar charge 5% + 50¢ with tax included.

Sources · tool facts checked November 2026