
Duolingo
Mondly
Lingvist
Flowlingo
HiNative
Drops
HelloTalk
Practice a language with native speakers

Exercise dataset for fitness apps: transparent background, animations, no subscription

Which is more popular?
Based on our record, Lingbe seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | lingbe.com | repdb.co |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Lingbe yet.
RepDB is a one-time-purchase exercise dataset with animations for developers building fitness and workout apps — 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...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Lingbe is recommended for language learners at any level seeking to improve their speaking skills. It's particularly beneficial for those who want to practice conversational language with native speakers and are interested in cultural exchange. The app is also suitable for people who enjoy helping others learn their native language in exchange for practice.
No analysis of RepDB yet.
Walkthroughs and reviews on video.
Lingbe Review: Free Language Exchange App for Free Spanish Speaking Practice
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Lingbe and RepDB.
RepDB's answer:
RepDB is sold as a one-time download, not a metered API — 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.
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.
RepDB's answer:
Most alternatives are subscription APIs — 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.
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.
Share your experience with using Lingbe and RepDB. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Have you tried finding someone on Hello Talk, Tandem , or Lingbe? I was able to connect with nearly 10 different Chinese friends in my first using HelloTalk, which was really nice. Source: almost 4 years ago
HelloTalk , Tandem , Lingbe are all good options. If you don't like Hello Talk, maybbe give the other two a try? Source: almost 4 years ago
I would recommend you try practicing dialogues on your own (using the shadowing and/or the shadow boxing technique), and finding a language partner on platforms like HelloTalk, Lingbe or Tandem. Source: almost 4 years ago
Tracking RepDB since Jul 2026.
When comparing Lingbe and RepDB, you can also consider the following products.

Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
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Learn 33 languages in 500 bite-size lessons and 14 conversational modules.
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Lingvist helps you take your foreign language skills to the next level with a broad selection of exercises and lessons.
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HiNative is a Q&A service to ask questions to native speakers about their languages and...
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