
Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
DevNestTools
DevTools Advanced
DevTools.fit
Free, no-signup calculators for the money side of building software and freelancing

Groups Watcher
Devi AI
LeadHunter Social
LeadReddit
LeadSavvy Pro
LeadsFromURL
Leadsive
LeadScanner reads public Facebook groups, subreddits and X posts without logging in to any account, and tells you when somebody writes that they are looking for what you sell.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|
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|---|---|---|
| Website | devfinancetools.com | useleadscanner.com |
| Pricing | ||
| Company | 2026 | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
People ask for recommendations in public before they ever fill in a form. A homeowner asks the neighbourhood who to call after a leak; a founder asks a subreddit which tool to buy. Those threads are answered within the hour and then buried. LeadScanner watches public Facebook groups and pages,...
What each product offers, as listed by its team.


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


Share your experience with using DevFinanceTools and LeadScanner. For example, how are they different and which one is better?
When comparing DevFinanceTools and LeadScanner, you can also consider the following products.

Helping you make rational decisions, one calculation at a time.
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Monitor Facebook groups for leads and brand mentions. Alerts in 60 sec
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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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Devi is your AI Social Media Manager that automatically monitors keywords on Social media to find high-intent leads. Including Facebook Groups, Twitter, LinkedIn, and Reddit. Get AI-generated visual content for your brand in 0-clicks.
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Should you build an internal tool? Or just buy it?
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Easiest way to find and manage leads on Reddit. AI Powered lead generation to boost your sales
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