BugFine vs おうちえいごナビ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BugFine
This app helps users document their insect catches with detailed records, including location and timestamp. Earn stamps for your collections and easily review past entries. It's designed for educational purposes, allowing users to discover new aspects of entomology.
- Record insect catches
- Educational insect discovery
- Earn stamps for collections
- Review past entries
- Location and timestamp data
- Personal data privacy
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Collecting insects is more enjoyable with BugFine!! - Take records about insects that you catch, and you may find new things on your own for education. - The more you catch and record it on BugFine, the more you get stamps. - You can easily choose values such as the name, size, and spot which you input in the past. - Location and timestamp information is retrievable if a photo has proper EXIF. - Personal and location information is NOT uploaded.
おうちえいごナビ
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「英語の動画を見せたいけど、どれを選べばいいかわからない…」 そんなママパパのために生まれたのが『おうちえいごナビ』です。 お子さんの年齢や、好きなジャンルに合わせて、 おすすめの英語動画をかんたんに探せるアプリです。 ・ 0〜2歳・2〜4歳など、年齢に合わせて選べる ・ フォニックス・お歌・アニメなどのカテゴリから選べる ・ 気に入った動画はフォルダにまとめて、連続再生もOK ・ 他のママパパの口コミも見られるから安心 「これならうちの子も見てくれそう!」 そんな動画がすぐ見つかります。 英語が得意じゃなくても大丈夫。 毎日のちょっとした時間で、楽しく英語にふれられます。
Screenshots
Verdict
The clearest difference is in-app purchases: おうちえいごナビ at none against BugFine's 2. おうちえいごナビ also leads on update cadence (every 5 days vs every 2 weeks). BugFine's advantage is ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price and device support 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. BugFine sells 2 in-app purchases, starting at $1.99 per month. おうちえいごナビ asks for nothing beyond the download.
BugFine ships an update every 2 weeks, おうちえいごナビ every 5 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | BugFine | おうちえいごナビ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 98 MB | 62 MB |
| Age rating | 4+ | 17+ |
| Developer | SHINY A LLC | Kaoru Nishimura |
In-app purchases
BugFine
- Premium Monthly7 Days trial$1.991 Month
- Premium Quarterly7 Days trial$4.993 Months
おうちえいごナビ
No in-app purchases









