Independent App Developer

We build language apps
people actually stick with.

Small, focused Android apps that teach real vocabulary through short daily lessons, varied exercises, and spaced repetition — no clutter, no accounts, no nonsense.

10+
Apps published
400+
Phrases per course
A1–B2
CEFR levels covered

Our apps

Every app follows the same idea: learn a little every day, and actually remember it.

Bulgarian Trainer

Russian → Bulgarian

Learn Bulgarian from scratch to a confident B2 level: 40 lessons, 400 phrases, six exercise types, and Leitner spaced repetition.

A1–B2 Offline Free

Inglés

Spanish → English

English lessons for Spanish speakers, from first words to B2 vocabulary — the same proven method: study, practice, review, repeat.

A1–B2 Offline Free
+

More language pairs
coming soon

Why our apps are different

We keep every app small, fast, and built around one thing: actually remembering the words.

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Structured levels

Every course follows the CEFR framework, A1 through B2, so progress always means something.

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Spaced repetition

A Leitner-style review system brings back exactly the words you're forgetting, right when you need it.

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Works offline

All lesson content lives on your device — no connection required to study.

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Privacy-first

No accounts, no personal data collection. Your progress stays on your own device.

Questions about one of our apps?

Whether it's a bug report, a feature idea, or a business inquiry — we read every message.