Dev tools · alternatives · 2026

24 alternatives to BayCalculator
Parts per million converter - ppb, ppt, percent, decimal
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1

Create powerful, beautiful Calculator forms
2019 · convertcalculator.com · its alternatives →
- 2

20+ free calculators for marketers & startups
2023 · protoolio.com · its alternatives →
- 3
Unitor▲114Quickly compare unit prices while shopping smarter.
2025 · apps.apple.com · its alternatives →
- 4

Convert your shapes from pixels to inches, rem, cm, and ft.
2020 · tinytools.space · its alternatives →
- 5

- 6

- 7

Convert kg ⇄ lbs, tbsp ⇄ ml, °C ⇄ °F — instantly
2025 · unitvaults.com · its alternatives →
- 8

I Built a Comprehensive Suite of Free Online Tools: 300+ Calculators, Converters, and Random Generators After months of coding and development, I'm excited to share my website offering a vast collection of free online calculators, unit converters, and random generators all in one place. This project was created to simplify everyday tasks and provide accurate tools for various needs. What You'll Find on My Site: Calculators: - Financial tools: ROI, APY, mortgage calculators - Business tools: Break-even, commission calculators - Mathematics: From basic to advanced functions - Health: BMI, BMR,…
2025 · calculatinghub.com · its alternatives →
- 9

- 10

Features: 200+ unit converters in Area, Length, Mass, Speed, Temperature, and Time categories; Precision: up to 28 decimal places; Conversion formulas with examples; Neat UI with light/dark theme. Enjoy using it.
2024 · betaconvert.com · its alternatives →
- 11

100+ free unit conversions in one fast online calculator
Jul 2026 · globaltoolsbox.online · its alternatives →
- 12
CalcVerter▲17Calculator & Converter & large selection of tools & features
2025 · apps.apple.com · its alternatives →
- 13

I built this after getting frustrated with existing converters that are either ad-heavy or lack precision controls. Designed specifically for professionals who need accuracy in their calculations. Key technical decisions: - Single HTML file for fast loading and offline capability - Vanilla JavaScript (no frameworks) for maximum performance - PWA implementation for mobile/desktop use - Precision controls up to 15 decimal places - Specialized units for cooking, scientific, and historical conversions Built it in 24 hours using Claude Code and deployed on Netlify. The challenge was…
2025 · precisionconvert.io · its alternatives →
- 14

- 15
- 16

For All Type of Online Calculator & Metric Conversions.
2020 · chromewebstore.google.com · its alternatives →
- 17

Your free online calculator repository for all of your needs
2025 · its alternatives →
- 18

- 19
- 20

Your private Notion-style workspace - no login, no cloud
2025 · binarydecimal.com · its alternatives →
- 21

- 22
- 23

Start building the future of your company, today. Create powerful on brand calculators, lead generation forms and apps that automate your marketing and sales processes.
2019 · convertcalculator.co · its alternatives →
- 24

Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →