Reaction-Time-Test.org
Human Benchmark
reaction-time-test.io
Click Speed Test
Click Speed Reaction Time Test
ReactionTimeTest.net
ClickingTests
Test your brain power with human benchmarks. Access reaction time tests, sequence memory tests, aim trainer and more to understand your cognitive strengths and weaknesses.
Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

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Website, pricing, platforms and company facts side by side.
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HB
Human-Benchmark.org
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ZIP
ZIP Code API
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|---|---|---|
| Website | human-benchmark.org | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.
No description of Human-Benchmark.org yet.
API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
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A web game to benchmark your brains.
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How fast are your reflexes? Take the reaction time test and find out your speed in milliseconds.
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