E単語 vs AI Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E単語
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TOEICに良く出てくる英単語の学習アプリです。 四択問題形式で、無理なく英単語を学習することができます。 単語辞書は、約1500語です。 このアプリは、出題や回答の際、音が出力されます。 大きな音を出したくない場合は、予め音量を絞るか、ミュートしておいてください。 【免責事項】 このアプリの問題集の内容は、参考とお考えください。 万一、誤植等があってもいかなる責任も負いません。
AI Chat
Engage in conversations with advanced AI models, including GPT-4, Gemini, and Claude. This free, unlimited chat service requires no login and offers access to multiple powerful AI technologies.
- Multiple AI models available
- Unlimited free usage
- No login required
- Powered by GPT-4 and GPT-4o
- Access to Gemini, DeepSeek, Claude, Grok
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You can talk with AI. Free of charge. No limit on the number of times you can use it. No login required. Building on OpenAI. Developed on GPT-4 and GPT-4o. Gemini, Qwen and Gemma are also available. Terms of Use https://rickbox-82901.web.app/terms.html
Screenshots
Verdict
The clearest difference is in-app purchases: E単語 at none against AI Chat's 1. AI Chat's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support 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. AI Chat sells 1 in-app purchase, starting at $2.99 per month. E単語 asks for nothing beyond the download.
E単語 ships an update every 2 months, AI Chat every 3 weeks. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.
| Parameter | E単語 | AI Chat |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (1.7K ratings) — better |
| Positive reviews | — | 68.6% of reviews |
| Number of ratings | — | 1.7K — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | koji kamogawa | Rikuto Komatsu |
Bugs and requests
E単語
Not enough reviews yet to summarise bugs or requests.
AI Chat
Reported bugs
3 issues- Freezing or crashing issues
- Inability to copy and paste
- Incompatibility with older devices
Requested features
4 requests- Increase character limit in chat mode
- Offline mode
- More advanced AI features
- Customizable UI
In-app purchases
E単語
No in-app purchases
AI Chat
- No Ads Plan$2.991 Month
