Software Alternatives & Startups

calculate.at VS StackSeed.dev

Compare calculate.at VS StackSeed.dev and see what are their differences

calculate.at

Every calculator you'll ever need for money, health, math, and everyday conversions — worked examples included, nothing to sign up for.

No screenshot yet
Rating
0 reviews
StackSeed.dev

Find your next starter template by stack, not by vibes.

Rating
0 reviews
Pricing
Free
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, calculate.at seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Engineering Calculator popularity
100% vs 0%
alternatives listed
32 vs 4

Base details

Website, pricing, platforms and company facts side by side.

calculate.at
StackSeed.dev
Website calculate.at stackseed.dev
Pricing
Free
Platforms —
Web
Company 2026 2026
Listed in

About calculate.at and StackSeed.dev

In their own words, as submitted to SaaSHub.

calculate.at
StackSeed.dev

calculate.at is a lightweight online calculator platform built for fast, practical answers. It offers a growing collection of free utility tools for finance, SaaS metrics, SEO, marketing, infrastructure, and everyday problem-solving. Whether you need an ROI calculator, break-even calculator, LTV...

Read more about calculate.at

StackSeed is a directory of developer starter templates — filter by tech stack, category, price and payment provider instead of scrolling GitHub for hours. Free and premium boilerplates side by side, with the real tradeoffs (open source vs. paid) made explicit.

Read more about StackSeed.dev

Features and specs

What each product offers, as listed by its team.

calculate.at 5 features
StackSeed.dev 2 features
  • Free to use
    The website appears to offer calculation tools without requiring payment, making it accessible to users who need quick calculations without a subscription cost.
  • Simple interface
    Calculator websites like this typically feature straightforward, uncluttered interfaces that allow users to input numbers and get results quickly without a steep learning curve.
  • Convenient online access
    Being web-based, it can be accessed from any device with an internet connection and a browser, without needing to download or install any software.
  • No registration required
    Many online calculator tools allow immediate use without requiring users to create an account, sign up, or provide personal information.
  • Austrian domain relevance
    The .at domain suggests it may cater to Austrian or German-speaking users, potentially offering localized units, currency, or tax calculations relevant to that region.

Possible disadvantages

  • Limited information available
    Without extensive documentation or reviews, it can be difficult to verify the full range of features, accuracy, and reliability of the calculations provided by the site.
  • Possible advertising
    Free calculator websites often rely on advertisements for revenue, which can clutter the interface and potentially slow down page loading times or distract users.
  • Uncertain data privacy practices
    As with many smaller websites, there may be limited transparency about how user input data is stored, processed, or potentially shared with third parties.
  • Dependence on internet connectivity
    Since it is a web-based tool, users need a stable internet connection to access and use the calculator, unlike offline calculator applications.
  • Potential lack of advanced features
    Basic online calculators may not offer the same depth of functionality as specialized software or apps designed for complex mathematical, financial, or scientific calculations.
  • Filtering and Search Options
    Narrow down starters by frontend, backend, database and other technologies
  • Community Submissions
    Template creators can submit their own starter to be listed

Analysis

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

calculate.at
StackSeed.dev

Overall verdict

  • calculate.at appears to be a simple, functional online calculator tool that serves basic computational needs well, though it lacks the advanced features of dedicated calculator software or apps.

Why this product is good

  • Free and accessible online without requiring downloads or installation
  • Simple, straightforward interface that's easy to use
  • Quick access for basic calculations from any browser
  • No account registration typically required for basic use

Recommended for

  • Users needing quick basic calculations without installing an app
  • Students doing simple arithmetic homework
  • People who occasionally need a calculator while browsing and don't want to switch apps
  • Casual users who don't need scientific or advanced calculator functions

No analysis of StackSeed.dev yet.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
calculate.at
StackSeed.dev
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing calculate.at and StackSeed.dev.

Why should a person choose your product over its competitors?

StackSeed.dev's answer:

Filters that actually match how you'd search — by tech stack, category, price and payment provider — and pricing that's stated plainly, including whether something's open source, free, or paid. No account needed to browse.

How would you describe the primary audience of your product?

StackSeed.dev's answer:

Developers starting a new project — a SaaS, a directory, a landing page — who'd rather spend a few minutes filtering by stack and budget than an afternoon comparing options scattered across GitHub and blog posts.

What makes your product unique?

StackSeed.dev's answer:

StackSeed is a curated directory of developer starter kits — filter by tech stack, category, price and payment provider to find the one that actually fits your project, instead of losing an afternoon scrolling GitHub. Every listing is upfront about whether it's open source, free, or paid.

What's the story behind your product?

StackSeed.dev's answer:

Started as a personal tool to stop re-doing the same research — comparing starter kits scattered across GitHub, Twitter and blog posts — every time a new project began.

Which are the primary technologies used for building your product?

StackSeed.dev's answer:

Next.js 15 (App Router), React 19 and TypeScript on the frontend, styled with Tailwind CSS v4.

User comments

Share your experience with using calculate.at and StackSeed.dev. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

calculate.at 1 mention
StackSeed.dev 0 mentions
  • Why I never built a backend for a site with 290+ calculators
    I run calculate.at, a free site with 290+ online calculators — mortgage payments, BMI, unit conversions, percentages, that kind of thing. No account system, no analytics pixels chasing you around, no backend at all. Every calculation... - Source: dev.to / 3 months ago

Tracking StackSeed.dev since Sep 2026.

Alternatives to calculate.at and StackSeed.dev

When comparing calculate.at and StackSeed.dev, you can also consider the following products.