Mnemo vs Russian Cases & Declension
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mnemo
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日々学んだことを一つのアプリにまとめておくと、忘れかけたタイミングで復習を促します。オリジナルの単語帳を作って共有したり、他の人の単語帳をダウンロードしたりすることもできます。カスタム可能なクイズ機能付きで、確実に記憶ができる工夫がされています。
Russian Cases & Declension
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【Professional Russian Noun Declension Training App】 Master Russian noun declensions systematically—one of the most challenging aspects of learning Russian. ■ Two Quiz Modes ・Table Mode: Practice all cases of a single noun in order ・Random Mode: Mixed words and cases for comprehensive practice ■ Comprehensive Learning Features ・Audio Playback: Learn accurate pronunciation with high-quality audio ・Accent Input & Checking: Master words with shifting stress patterns ・Bookmark Function: Save difficult or important words ・Notes Feature: Add usage examples and actively engage with learning ・Progress Tracking: Monitor your learning history and growth ■ Rich Vocabulary by Level ・A0 Level: 100 words available for free ・A1 Level: 600+ basic words (in-app purchase) ・B1/B2 Levels: Coming soon ■ Detailed Word Information ・All 6 cases (Nominative, Genitive, Dative, Accusative, Instrumental, Prepositional) ・Second Genitive & Second Prepositional forms ・Complete coverage of declension variants ・Stress marking ・Gender, stem type, and accent patterns ・Organized by category and level ■ Perfect for: ・Learning Russian declensions from scratch ・Memorizing case forms for each word reliably ・Checking accurate pronunciation with audio ・Practicing at your own pace with repetition Master Russian noun declensions systematically. ■ Data Sources ・Declension & word classification: Based on Wiktionary with modifications ・Audio: Google Text-to-Speech, ElevenLabs
Screenshots
Verdict
The clearest difference is in-app purchases: Mnemo at none against Russian Cases & Declension's 2. Russian Cases & Declension's advantage is device support. On price and iOS requirement 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. Russian Cases & Declension sells 2 one-off in-app purchases. Mnemo asks for nothing beyond the download.
| Parameter | Mnemo | Russian Cases & Declension |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 2 months |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 55 MB | 137 MB |
| Age rating | 4+ | 4+ |
| Developer | Keiichirou Hayashi | Katsuki EMI |
In-app purchases
Mnemo
No in-app purchases
Russian Cases & Declension
- A2 Level Vocabulary$2.99
- A1 Level Vocabulary$2.99
Questions
Is Mnemo free?
Is Russian Cases & Declension free?
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