Input vs Erla
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Input
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Start understanding Polish naturally — through stories, dialogues, and real-life context. Our approach is based on the comprehensible input method — the brain absorbs language much more easily when you hear understandable speech in real situations. Instead of boring exercises: • audio podcasts for A1–B1 learners • real-life stories and dialogues • AI conversations after listening • word and phrase translations with examples • listening comprehension practice • gradual exposure to natural Polish • learning without overwhelming grammar This app helps you not just study the language, but start feeling it. You naturally get used to structures, expressions, and phrases inside real context — the same way language is acquired in real life. What’s inside Podcasts for learning Polish Listen to stories and dialogues adapted to your level. New words are explained through context, not dry definitions. AI Practice After each podcast, you can discuss what you heard with AI — by text or voice. This helps you start speaking and using new phrases faster. Neuro Lessons Lessons based on a neuroscience-inspired method that helps you understand language structure through logic and comparison with your native language. Word & Phrase Translations Tap unfamiliar words and get: • translations • explanations • usage examples • similar phrases Natural Language Acquisition The more understandable content you listen to, the more naturally your brain starts recognizing the language. Progress Tracking Continue listening where you left off and track your learning activity. Who this app is for • beginners • people tired of memorization • learners struggling with listening comprehension • anyone who wants to speak naturally • podcast and content-based learning lovers Start understanding Polish naturally Listen. Understand. Absorb. Speak. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Erla
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LEARN POLISH THE NATURAL WAY Finally, a language app that teaches you to understand real Polish—not just memorize words. Erla uses context-based learning through listening, reading, and AI conversations to help you think in Polish, not translate in your head. REAL RESULTS IN WEEKS - Understand native Polish speakers within 2-3 weeks - Build lasting vocabulary through context, not flashcards - Gain confidence to have real conversations - Just 5-10 minutes a day is all you need LISTENING MODE Train your ear with authentic native speaker recordings. Hear real Polish in everyday situations and develop natural comprehension skills. Recognize speech patterns, pronunciation, and rhythm exactly as native speakers use them. READING MODE Immerse yourself in engaging short stories—from fairy tales to fascinating facts. Tap any sentence for instant translation. Explore grammar explanations on demand. Progress at your own pace with sentence-by-sentence support. AI CHAT MODE Practice real Polish conversations with your personal AI language teacher. Choose from 12 topic categories. Get personalized feedback, grammar corrections, and vocabulary building—all in context. Use the hint system when you're stuck. Track your understanding score as you improve. TALK MODE – VOICE CONVERSATIONS Ready to speak? Have real voice conversations with AI teachers who sound like native speakers. Tap the microphone and speak naturally. Get instant feedback on pronunciation and fluency. Multiple teachers with different personalities and voices available 24/7. This trains your brain to think in Polish—not constantly translate word-by-word. PERSONALIZED FOR YOU: - Choose your level: Beginner, Intermediate, or Advanced - Set daily goals from 20 to 300 points - Track streaks and watch your progress grow - Download content for offline learning - Adjust audio speed to match your needs PERFECT FOR: - Complete beginners starting their Polish journey - Intermediate learners improving comprehension - Advanced students maintaining fluency - Busy professionals with limited study time - Anyone who wants to learn naturally Download Erla now and start understanding Polish in weeks, not years. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: Erla at 3 against Input's 1. Erla also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Input sells 8 in-app purchases, starting at $2.99 per month and Erla sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Input | Erla |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | Yauheni Surma | Aleksandr Shelestov PR JustOneDev |
In-app purchases
Input
- Basic (monthly)$2.991 Month
- Plus (Monthly)$6.991 Month
- Conversational (Monthly)$9.991 Month
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- Pro (Monthly)$12.991 Month
- Basic (6-Month)$12.996 Months
- Plus (6-Month)$29.996 Months
- Conversational (6-Month)$44.996 Months
- Pro (6-Month)$59.996 Months
Erla
- Erla Pro Monthly7 Days trial$12.991 Month
- Erla Pro Annual7 Days trial$59.991 Year









