
Vercel
React
Nuxt.js
Node.js
Svelte
Vite
Supabase
A small framework for server-rendered universal JavaScript apps

Substack
Formo.so
Advanced analytics for Substack writers. Runs 100% locally, no cloud, no subscription. Discover your superfans, churn risk, and cohort retention.
Which is more popular?
Based on our record, Next.js seems to be a lot more popular than StackStats.app. While we know about 1158 links to Next.js, we've tracked only 1 mention of StackStats.app.
Website, pricing, platforms and company facts side by side.
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| Website | nextjs.org | stackstats.app |
| Pricing | ||
| Company | Startup from the United States | Startup from the United Arab Emirates · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Next.js yet.
StackStats is a local desktop app for serious Substack writers. Import your CSV exports and get analytics Substack doesn't show you: bot-filtered open rates, cohort retention, dead subscriber detection, superfan ID, content-to-growth correlation, and an optional AI layer (supports Ollama,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Next.js: The React Framework - JS Monthly - July 2019
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Next.js and StackStats.app.
StackStats.app's answer:
I built StackStats because Substack's native analytics weren't cutting it. I wanted cohort data, real open rates (not bot-inflated), and a way to identify which posts were actually driving subscriber growth — but every tool I found was either cloud-based or required migrating off Substack entirely. So I built a local app that works with Substack's own CSV exports. No migration, no cloud, no subscription.
StackStats.app's answer:
StackStats runs 100% locally on your machine — your subscriber data never touches a server. It also goes far beyond what Substack shows natively: bot-filtered open rates, cohort retention, superfan identification, dead subscriber detection, and content-to-growth correlation. No subscription, no account, no cloud. Pay once, own it forever.
StackStats.app's answer:
Most newsletter analytics tools are cloud-based SaaS with monthly subscriptions. StackStats is a one-time purchase that runs entirely on your device. For Substack writers who care about privacy — especially those with paid subscribers — that's a meaningful difference. You also get analytics features that don't exist anywhere else, like bot-filtered open rates and cohort retention, without having to migrate away from Substack.
StackStats.app's answer:
Serious Substack writers who are frustrated by Substack's shallow native analytics and want real data to drive growth — without moving their subscriber data to the cloud.
StackStats.app's answer:
Electron (macOS + Windows), HTML/CSS/JavaScript, Chart.js, PapaParse. Optional AI layer supports Ollama, Claude, GPT-4, Gemini, Groq, and OpenRouter. Licensing via Cloudflare Workers + D1. Payments via Gumroad.
Share your experience with using Next.js and StackStats.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Next.js has become the de-facto standard for our frontend engineering team when building modern web applications. The Server-Side Rendering (SSR) and Static Site Generation (SSG) are absolutely essential for our...
Next.js is a well-known platform most of you utilize to build a responsive website. However, if you are annoyed by its limited features, consider Next.js alternatives because flexibility and faster loading speed are...
When it comes to building modern web applications, finding the right framework can be a game-changer. Next.js is often a top choice, but there are several Next.js alternatives worth considering.
We have no reviews of StackStats.app yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Store and console. Next.js surfaces for browsing, listing, pricing, and operating Actors. Flight backs the app and API shapes behind those surfaces so features stay colocated with the backends that serve them. - Source: dev.to / 6 days ago
In a Next.js App Router route handler, await request.text() returns the unparsed body, which is what Next.js's own webhook example uses. - Source: dev.to / 8 days ago
This is a Next.js project bootstrapped with create-next-app. - Source: dev.to / 16 days ago
I'm working on 3 products now: 1. FormBeep(https://formbeep.com) at $38 MRR now - A form to Whatsapp tool. Stack is mainly CF workers with Clerk Auth. 2. SlashLink(https://slashlink.app) $0 - A simple pay as you go amazon link localizer.... - Source: Hacker News / 3 days ago
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