
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

Unifi Video
motionEyeOS
iSpy
Kerberos.io
AI Cam
Camlytics
Streamie
SecuritySpy is a multi-camera video surveillance application for the Macintosh.

Which is more popular?
Based on our record, Securityspy seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | bensoftware.com |
| Pricing | — | |
| Company | 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...
No description of Securityspy yet.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
No DevFinanceTools videos yet. You could help us improve this page by suggesting one.
Review of SecuritySpy for Mac OS X
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevFinanceTools and Securityspy. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DevFinanceTools since Aug 2026.
Yes it's easy. M1 Mac Mini running SecuritySpy from Ben Software (https://bensoftware.com/securityspy/) with Amcrest Cameras. Really easy, but also not that cheap. Been running that for 10 years (was an Intel Mini and other cameras before). - Source: Hacker News / over 2 years ago
When comparing DevFinanceTools and Securityspy, you can also consider the following products.

Helping you make rational decisions, one calculation at a time.
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Unifi Video by Ubiquity is designed specifically around Ubiquiti range of cameras and is free.
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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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A Video Surveillance OS For Single-board Computers
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Should you build an internal tool? Or just buy it?
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iSpy is software that allows the user to view and control video surveillance cameras. The software began development in 2007 and now has over 2 million users around the world, according to the software's website. Read more about iSpy.
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