
Octopart
Findchips
DataSheets
Digchip
All About Circuits Electronic Search
Adafruit
PartGenie
Digikey provides the world’s largest collection of electronic items, including small components, to large parts.

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

Which is more popular?
Based on our record, DigiKey seems to be more popular. It has been mentioned 51 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | digikey.com | devfinancetools.com |
| Pricing | ||
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of DigiKey yet.
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...
What each product offers, as listed by its team.


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


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


Does anyone know the digikey.com or mouser.com part numbers for these 2 connectors. Both are 2-pin but a slightly different pitch. Source: almost 3 years ago
1) digikey.com - They sell as few as a single mask of many types including 3M VFlex N95, as well as more specialized disposable respirators like carbon-lined 3M 8247 RN95, or N100s, etc. If you want to see their whole selection, you can... Source: almost 3 years ago
A couple pics of older versions prior to cleaning it up and figuring out the wiring. It's important that the buttons are placed the same way up/down and correctly to ensure you're soldering/using the correct polarity on each of the 4... Source: about 3 years ago
Tracking DevFinanceTools since Aug 2026.
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Helping you make rational decisions, one calculation at a time.
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Findchips is a database for searching electronic parts and components and provide datasheet and bill of materials from multiple distributors and manufacturers.
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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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DataSheets is a search engine for semiconductors, diodes, integrated circuits, and other electronic components.
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Should you build an internal tool? Or just buy it?
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