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.

Heroku vs Oracle Cloud (OCI): Which is Better in 2026?

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Hosting

Choosing between Heroku and Oracle Cloud (OCI)? Both are popular hosting tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Heroku is for: Teams that want the original git-push PaaS with buildpacks for many languages and a large add-on marketplace.

Oracle Cloud (OCI) is for: Hobbyists and cost-sensitive developers who want small always-free VMs, and are willing to deal with account approval and capacity limits.

Quick verdict

There’s no single winner; pick on your constraint. Choose Heroku if you want buildpacks that detect your language and build without a Dockerfile. Choose Oracle Cloud (OCI) if you want a small server that costs nothing indefinitely.

Heroku vs Oracle Cloud (OCI) — Side by Side

	Heroku	Oracle Cloud (OCI)
Category	Hosting	Hosting
What it is	Managed platform as a service (PaaS)	Hyperscale cloud provider
How you pay	Fixed monthly price per dyno	Pay as you go, per service
Free access	None; Eco dynos from $5 a month	Always Free VMs and trial credit
What it runs	Web and worker dynos in most languages; Postgres, Key-Value	VMs, containers, Kubernetes, Oracle databases
Who runs the servers	Fully managed	You configure and run it
Pricing	From $5/mo	Free · then usage-based
Starting price	From $5/mo	Free tier available
Free tier	—
Rating	4.2	4.0
Best for	Hosting — git-push deploys, buildpacks, add-on marketplace	Hosting — always-free VMs, Arm servers, hobby projects

Pros & Cons

Heroku

Dead-simple git-push deploys
Language-agnostic buildpacks
Rich add-on marketplace
Mature and reliable

No free tier since 2022
Expensive at scale
Eco dynos sleep when idle
Slower innovation under Salesforce

Oracle Cloud (OCI)

Most generous free tier anywhere
Powerful ARM Ampere VMs at $0
10 TB egress included
Full enterprise cloud underneath

Notoriously strict account approval
Free ARM capacity often unavailable
Clunky console
Free Ampere limits cut in June 2026

Key Features Compared

Heroku

Eco dynos $5 a month; they sleep after 30 minutes idle
Basic dynos $7 a month, always on
Standard-1X $25 and Standard-2X $50 a month
Heroku Postgres from $5 a month (Essential-0)
Fir, a Kubernetes-based generation, from $25 a month in Private Spaces
No free tier

Oracle Cloud (OCI)

Always Free tier with Arm (Ampere A1) and small AMD VMs
Always Free Arm allowance reduced in June 2026
Free trial credit for new accounts
Full enterprise cloud with pay-as-you-go pricing

Choose Heroku if…

You want buildpacks that detect your language and build without a Dockerfile.
You rely on Heroku add-ons for databases, logging or email.
Your company already buys Salesforce, which owns Heroku.

Heroku review & pricing

Choose Oracle Cloud (OCI) if…

You want to start free — Oracle Cloud (OCI) has a free tier and Heroku does not.
You want a small server that costs nothing indefinitely.
You run Arm-compatible software.

Oracle Cloud (OCI) review & pricing

Frequently Asked Questions

Is Heroku better than Oracle Cloud (OCI)?⌄

What is the difference between Heroku and Oracle Cloud (OCI)?⌄

What it is — Heroku: Managed platform as a service (PaaS). Oracle Cloud (OCI): Hyperscale cloud provider. How you pay — Heroku: Fixed monthly price per dyno. Oracle Cloud (OCI): Pay as you go, per service. Free access — Heroku: None; Eco dynos from $5 a month. Oracle Cloud (OCI): Always Free VMs and trial credit. What it runs — Heroku: Web and worker dynos in most languages; Postgres, Key-Value. Oracle Cloud (OCI): VMs, containers, Kubernetes, Oracle databases. Who runs the servers — Heroku: Fully managed. Oracle Cloud (OCI): You configure and run it.

Heroku vs Oracle Cloud (OCI): which is cheaper?⌄

Heroku pricing: From $5/mo. Oracle Cloud (OCI) pricing: Free · then usage-based. Confirm current pricing on each tool's official site, as plans change.

Which is rated higher, Heroku or Oracle Cloud (OCI)?⌄

In our catalog, Heroku rates 4.2 out of 5 and Oracle Cloud (OCI) rates 4.0 out of 5, so Heroku has a slight edge on reviews.

When should I skip both Heroku and Oracle Cloud (OCI)?⌄

Skip Heroku if you want a free plan. Render, Railway and Netlify have one. Skip Oracle Cloud (OCI) if you need guaranteed capacity on a free plan. Free Arm capacity is often unavailable in busy regions.

Sources · tool facts checked November 2026