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DUMMY DATABASE VS Exchangeratesapi.io

Compare DUMMY DATABASE VS Exchangeratesapi.io and see what are their differences

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DUMMY DATABASE logo DUMMY DATABASE

Generate and manage synthetic datasets easily with DUMMY DATABASE

Exchangeratesapi.io logo Exchangeratesapi.io

Simple API for Global Currency Exchange Rates
  • DUMMY DATABASE Main page
    Main page //
    2025-08-09
  • DUMMY DATABASE Tables edit
    Tables edit //
    2025-08-09
  • DUMMY DATABASE Events sequence
    Events sequence //
    2025-08-09
  • DUMMY DATABASE SQL editor
    SQL editor //
    2025-08-09
  • DUMMY DATABASE ERD
    ERD //
    2025-08-09

Dummy Database is built to solve a simple, yet annoying problem — generating realistic test datasets quickly, without writing scripts or juggling Excel files.

It’s designed for: - Developers needing dummy databases for prototyping & testing. - Analysts and BI specialists preparing demo dashboards. - QA engineers creating data scenarios for testing. - SQL learners who want practice datasets on demand.

What makes it special? - Create from simple tables to full relational databases with PK/FK. - 35+ data types including Numbers, Dates, Names, Booleans, etc. - Unique Event Sequences — simulate user actions and workflows. - Advanced data controls — outliers, nulls, repeats, distributions. - ERD visualization to map relationships. - Built-in PostgreSQL editor to query generated data. - Export as CSV, XLSX, SQL DDL, or full ZIP. - Free up to 10,000 records per table for registered users — no paywalls or limits.

  • Exchangeratesapi.io Landing page
    Landing page //
    2023-07-02

ExchangeRatesAPI.io provides reliable exchange rate and currency conversion data through an easy-to-integrate API for websites, applications, and businesses.

DUMMY DATABASE features and specs

  • Relations Datasets Generation
    Automatically create realistic, interlinked datasets that preserve relational integrity between tables — perfect for simulating multi-table databases for testing, analytics, and demos.
  • Sequence of Events
    Define and generate realistic event chains with time dependencies, probabilities, and conditional paths — ideal for modeling user journeys, workflows, or process mining scenarios.
  • Built-in SQL Editor
    Instantly query, filter, and transform generated datasets without leaving the platform — no need for external tools or database setup.

Exchangeratesapi.io features and specs

  • Free Tier
    Provides a free tier that allows users to access basic currency exchange rate functionalities, which is beneficial for individuals or businesses with limited requirements.
  • Comprehensive Currency Support
    Supports a wide range of currencies, enabling users to access exchange rates for most, if not all, of the currencies they might need.
  • Historical Data Access
    Offers access to historical exchange rates, which can be useful for analysis and comparison over time.
  • API Documentation
    Provides detailed API documentation, making it easier for developers to integrate and use the service effectively.
  • HTTPS Secure Connection
    Ensures data encryption and secure data transmission with HTTPS, protecting users' data from potential cyber threats.

Possible disadvantages of Exchangeratesapi.io

  • Limitations on Free Tier
    The free tier may have limitations on the number of API requests or the accessibility of certain features.
  • Potential Downtime
    As with many web-based services, there may be periods of downtime or slower response times, which can affect data retrieval.
  • Access to Premium Features
    Some advanced features may only be available to paying users, which could require an upgrade to a premium plan for full functionality.
  • Data Accuracy
    While generally reliable, there can be discrepancies in exchange rate data, and critical financial decisions should be validated with multiple sources.
  • Dependency on Third-Party Service
    Reliance on a third-party service for exchange rates can pose a risk if the service experiences issues or policy changes.

Analysis of DUMMY DATABASE

Overall verdict

  • I don't have verified information about 'DUMMY DATABASE' (dummydatabase.com) as a specific product or service, so I can't provide a reliable assessment of its quality or legitimacy.

Why this product is good

  • No verified data available about this specific domain or service in my knowledge base
  • The name suggests it could be a placeholder, test site, or example domain rather than an active commercial product
  • Without access to real-time browsing, I cannot verify current site content, reviews, or reputation
  • Domain names like 'dummy' are often used for testing or demonstration purposes rather than real services

Recommended for

  • Users should independently verify this website by checking domain registration details, WHOIS information, and recent user reviews
  • Consider using tools like Trustpilot, BBB, or domain age checkers before engaging with this site
  • If you encountered this name in a specific context, provide more details for a more accurate assessment

Category Popularity

0-100% (relative to DUMMY DATABASE and Exchangeratesapi.io)

DUMMY DATABASE

Exchangeratesapi.io

Databases
100 100%
Databases
0% 0
APIs
0 0%
APIs
100% 100
Synthetic Data
100 100%
Synthetic Data
0% 0
Currency Exchange
0 0%
Currency Exchange
100% 100

Questions & Answers

As answered by people managing DUMMY DATABASE and Exchangeratesapi.io.

What makes your product unique?

DUMMY DATABASE's answer

A free, all-in-one data generation platform that builds everything from simple tables to full relational databases with advanced controls, unique event sequences, ERD visualization, built-in SQL querying, and multiple export formats — no limits, no paywalls.

Why should a person choose your product over its competitors?

DUMMY DATABASE's answer

Unlike other data generators, DUMMY DATABASE gives you full relational database creation, unique event simulations, advanced control over every field, built-in SQL querying, and generous free limits — so you can go from idea to test-ready data without restrictions, subscriptions, or hidden fees

How would you describe the primary audience of your product?

DUMMY DATABASE's answer

  • Developers needing dummy databases for prototyping & testing.
  • Analysts and BI specialists preparing demo dashboards.
  • QA engineers creating data scenarios for testing.
  • SQL learners who want practice datasets on demand.

What's the story behind your product?

DUMMY DATABASE's answer

Began as a project for myself to be able to have custom datasets for testing purpose I've decided that it could be useful for wider audience and finalized it as a full-stack web project

Which are the primary technologies used for building your product?

DUMMY DATABASE's answer

Python, Flask, HTML, CSS, Bootstrap, Redis, PostgreSQL, JavaScript

User comments

Share your experience with using DUMMY DATABASE and Exchangeratesapi.io. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, Exchangeratesapi.io seems to be more popular. It has been mentiond 19 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

DUMMY DATABASE mentions (0)

We have not tracked any mentions of DUMMY DATABASE yet. Tracking of DUMMY DATABASE recommendations started around Aug 2025.

Exchangeratesapi.io mentions (19)

  • 10 realtime data sources you won't believe are free!
    Exchange Rate: Their REST API interface delivers currency exchange rate data for hundreds of currencies, allowing up to 1,000 monthly requests for free. - Source: dev.to / over 2 years ago
  • Show HN: Traveler's currency conversion based on location (iOS)
    - Currency: I use a free tier to hourly 'cache' on the repo, latest rates based on https://exchangeratesapi.io [2] (for basic traveler's currency I find this a reasonable balance) - The landing page website [3] is made with SvelteKit, Tailwind and uses Cloudflare Pages. - I hope getting an Android app also, but still confused about the best stack. (CapacitorJS, Kotlin) [1] - Source: Hacker News / over 2 years ago
  • Why my favourite API is a zipfile on the European Central Bank's website
    Here's an API built on top of this data that allows for more fine tuned queries. https://exchangeratesapi.io/ https://github.com/exchangeratesapi/exchangeratesapi. - Source: Hacker News / almost 3 years ago
  • How to deal with international customer currencies in stripe integration
    Also, you can do conversion outside of Stripe using an external API, e.g. fixer.io, exchangeratesapi.io etc. Source: over 3 years ago
  • 10 beginner-friendly JavaScript projects
    For this project, you can use one of these two web services: https://fixer.io/, https://exchangeratesapi.io/. These services are generally paid, but both have a free tier that you can use. - Source: dev.to / almost 4 years ago
View more

What are some alternatives?

When comparing DUMMY DATABASE and Exchangeratesapi.io, you can also consider the following products

Mockaroo - A realistic data generator to test your app

Fixer.io - Fixer provides a free, simple, and lightweight API for current and historical foreign exchange rates and currency conversion. The API tracks rates published daily by the European Central Bank.

DataConstruct - We fake it till you make it!

ExchangeRate-API - An easy to use, free & reliable Exchange Rate API trusted by tens of thousands of developers since 2010!

Data Creator - Data generator that can create a table filled with pseudo-random content.

Currencyapi.com - Currencyapi.com is a free, reliable & feature complete currency exchange rates API. 170+ world currencies & 60 second update rate.

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