
MyElectricCalc
OhmNexus
WattSized
Free cable size calculator and electrical calculators for NZ and Australia. Voltage drop, maximum demand, loop impedance and more, to AS/NZS 3008 and 3000.
Flatfile
csvbox
OneSchema
Flatirons Fuse
Impler.io
Flatfile 3.0 – Embeds
DolphinCSV
Add CSV import functionality to your app in minutes

Which is more popular?
Website, pricing, platforms and company facts side by side.
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LUC
Layercode UseCSV
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| Website | ampsize.nz | usecsv.com |
| Pricing | — | |
| Platforms | — | |
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

AmpSize is a set of 44 free electrical calculators for electricians, engineers, estimators and apprentices in New Zealand and Australia. Size a cable to AS/NZS 3008.1.2 (NZ) or AS/NZS 3008.1.1:2025 (AU), check voltage drop, maximum demand, earth fault loop impedance, fault ratings, conduit fill...
Add CSV and Excel import to your web app in minutes. 🤝 A delightful data import experience for your users 🧑💻 Easily integrate with a few lines of JS and a webhook or callback 💪 Handle large import files with ease 💯 Supports CSV and all Excel formats.
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 AmpSize.nz and Layercode UseCSV. For example, how are they different and which one is better?
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OhmNexus is a platform of electrical calculators, design tools, guides and professional services for engineers, electricians, students, and makers. Every calculator and tool is engineered for accuracy and built on the NEC, IEC and IEEE standards.
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Spreadsheet importer for your web app, SaaS or API
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Free calculator for sizing a portable power station
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