
Alpha Vantage
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Financial Modeling Prep
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The simplest and most effective way to access both realtime and historical stock, forex, cryptocurrency data, and over 100 technical indicators.

Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
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DevTools Advanced
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Free, no-signup calculators for the money side of building software and freelancing
Which is more popular?
Based on our record, Twelve Data seems to be more popular. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | twelvedata.com | devfinancetools.com |
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| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Twelve Data 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
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Twelve Data Demo Review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Twelve Data and DevFinanceTools. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Straightforward to use and powerful API to get financial data in real-time and complete historical data. Best in class Python package.
We have no reviews of DevFinanceTools yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


I chose Twelve Data for stock and crypto prices. Free tier: 800 calls per day. My math: 5 symbols × 96 fetches/day (every 15 minutes) = 480 calls. Comfortable margin. - Source: dev.to / about 2 months ago
I am using TwelveData forex API for Extraction of raw data from the financial markets in JSON format. - Source: dev.to / over 1 year ago
Twelve Data provides extensive financial market coverage, making it ideal for those looking for a free API for building a stock portfolio tracker. - Source: dev.to / over 1 year ago
Tracking DevFinanceTools since Aug 2026.
When comparing Twelve Data and DevFinanceTools, you can also consider the following products.

Alpha Vantage offers free APIs in JSON and CSV formats for realtime and historical stock and forex data, digital/crypto currency data and over 50 technical indicators.
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Helping you make rational decisions, one calculation at a time.
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Polygon.io offers streaming realtime data for stocks/equities, ETFs, Indecies and Forex/Currencies including crypto currencies. Our Real-Time Stock Data APIs help you build the future on fintech.
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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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Access all stocks discounted cash flow statements, market price, stock markets news, and learn more about Financial Modeling. Learn M&A, LBO, DCF, Comps, and Financial Statement Modeling thought concrete examples
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Should you build an internal tool? Or just buy it?
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