Software Alternatives, Accelerators & Startups

Randomness App VS RepDB

Compare Randomness App VS RepDB and see what are their differences

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Randomness App logo Randomness App

Online randomizer

RepDB logo RepDB

Exercise dataset for fitness apps: transparent background, animations, no subscription
Visit Website
  • Randomness App Landing page
    Landing page //
    2023-11-12
  • RepDB
    Image date //
    2026-07-21
  • RepDB Landing page
    Landing page //
    2026-07-21
  • RepDB
    Image date //
    2026-07-21

RepDB is a one-time-purchase exercise dataset for developers building fitness and workout apps โ€” not a subscription, not a rate-limited API. You download the data once and own it: JSON (and SQLite on the higher tier), WebP images, and full EN/DE/ES translations, with no per-request billing and no dependency on our servers staying up.

A free tier includes 400 exercises with flat-style 512ร—512 images, attribution-licensed for commercial in-app use. The Starter tier ($199) adds the full catalog in classic white-background style. Standard ($399) adds transparent 1024px images, looping animations, exercise relations (similar/progressions/regressions), workout templates, and embeddings โ€” exclusive to that tier.

Every exercise includes muscle-group highlighting, equipment/muscle icons, MET values, and safety/goal tags. Compared to GIF- or JPG-based competitor APIs, RepDB images are transparent WebP with no watermarks, so they drop into any app UI without a white box around them.

RepDB

Website
repdb.co
$ Details
freemium $199.0 / One-off
Platforms
Web Mobile
Release Date
2026 July

Randomness App features and specs

No features have been listed yet.

RepDB features and specs

  • WebP Format Benefits
    start+peak exercise images
  • JSON
    relations, metadata, equipment
  • Transparency
    transparent background
  • Animations
    Animated loops in paid tier

Analysis of Randomness App

Overall verdict

  • Randomness App (randomness.app) is a solid, easy-to-use tool for generating random numbers, picking winners, flipping coins, rolling dice, and making unbiased decisions, making it a good choice for anyone needing quick and fair randomization.

Why this product is good

  • Offers a variety of randomization tools such as number generators, coin flips, dice rolls, and list shufflers all in one place
  • Simple, clean interface that requires no technical knowledge to use
  • Convenient for quick decision-making and running fair giveaways or raffles
  • Accessible online without the need for complicated setup or installation
  • Helps ensure impartial and unbiased outcomes for contests and selections

Recommended for

  • Content creators and streamers running giveaways or picking winners
  • Teachers and educators needing random student selection or classroom activities
  • Event organizers hosting raffles and prize drawings
  • Anyone needing to make quick, unbiased decisions
  • Gamers looking for dice rolls or coin flips without physical tools

Category Popularity

0-100% (relative to Randomness App and RepDB)
Random Generator
100 100%
0% 0
Datasets
0 0%
100% 100
Random Number Generator
100 100%
0% 0
Developer Tools
0 0%
100% 100

Questions & Answers

As answered by people managing Randomness App and RepDB.

Why should a person choose your product over its competitors?

Randomness App's answer

It is more user friendly than others. No pop ups or intrusive ads

RepDB's answer:

Most alternatives are subscription APIs โ€” you pay monthly, you're capped on requests, and ExerciseDB's terms of use explicitly forbid caching or storing the data at all, so every image render is a live paid API call. RepDB is the opposite: pay once, download the files, self-host with zero ongoing dependency. It's also the only option offering true DE/ES localization and transparent images instead of a white box behind every exercise.

How would you describe the primary audience of your product?

Randomness App's answer

Anyone looking to kill boredom online.

RepDB's answer:

Solo developers and small teams building fitness or workout-tracking apps (iOS, Android, web) who need licensed exercise images and structured exercise data, but don't want to build their own media pipeline or depend on a rate-limited third-party API.

What makes your product unique?

Randomness App's answer

The website is colorful, the generators are fast and there's no sign up required to use any of the tools on the website.

RepDB's answer:

RepDB is sold as a one-time download, not a metered API โ€” you own the JSON/SQLite data and WebP images outright, with no rate limits, no per-request billing, and no risk of the vendor cutting off access. It's also the only dataset in this space with EN/DE/ES translations, transparent (alpha-channel) images with no watermark, muscle-group highlighting, safety/goal tags, and looping animations on the higher tier.

Which are the primary technologies used for building your product?

Randomness App's answer

-Wordpress -HTML -CSSS -Javascript

What's the story behind your product?

RepDB's answer:

RepDB grew out of a consumer workout app its creator was building solo. Sourcing exercise images and data meant either paying for a subscription API with usage caps and no caching rights, or producing everything from scratch. The illustrated, multi-language dataset was built for us first, then split out as its own product once it became clear other indie developers had the same problem and preferred to buy the data outright rather than rent it through an API.

User comments

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What are some alternatives?

When comparing Randomness App and RepDB, you can also consider the following products

RANDOM.ORG - RANDOM.ORG offers true random numbers to anyone on the Internet.

RandomPicker.com - RandomPicker.com helps you draw winners for your contests, giveaways or raffles.

Random Name Picker - A simple, quick online app that allows you to pick a random name from a list.

My Random Generator - Use My Random Generator to access free online tools that create random pokemon, restaurant, names, numbers, cities, foods, animals, and more instantly

Wheel of Names - Free and easy to use spinner. Used by teachers and for raffles. Enter names, spin wheel to pick a random winner. Customize look and feel, save and share wheels.

Randify.pro - Simple tools for raffles, games, and everything that needs randomness.