ring つなげる知識、ひろげる輪 vs Vulpe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ring つなげる知識、ひろげる輪
Create and share flashcards with images, equations, and illustrations. Generate quizzes from card sets for study or friendly competition. Save and search for card sets to learn from others.
- Create flashcards with images
- Share flashcards with others
- Generate quizzes from card sets
- Track study progress
- Save favorite card sets
- Search for card sets by genre
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「カード機能」 学びたいこと、暗記したいことをまとめて一気に学習。画像を追加することで、面倒な数式も、イラストも、手間なくカード作成！作ったカードは誰にでも共有可能。もちろん、他のユーザーが作ったカードでも学習できる！多くのスペシャリストが作ったカードをそのまま使うことで学習効率一気にUp！ 「検定機能」 作成されたカードセットを元に、検定を学習に最適化されたプログラムで自動生成。勉強の進捗チェックだけでなく、趣味の共有やクイズバトルにも！間違えたカードは一覧で表示、復習にもバッチリだぜ！ 「クリップ機能」 気になったカードセットや繰り返し学びたいカードセットはクリップ機能で保存。通学中の電車の中や、空いた時間にじっくり勉強しよう。 「検索機能」 全国からフラッシュカードが集まるringでは自分の興味のあるジャンルを検索することも可能。自分と同じ状況や趣味の人の作ったカードを見つけて、一緒に勉強しよう！ 勉強も学びも、自分がきめるもの。 どんなものでもいい、みんなで知識を繋げ、輪を拡げ、ともに成長してゆこう！ [自動更新サブスクリプション] 購入すると、バナー、インターステシャル広告が非表示になります。 料金プラン ・1ヶ月快適プラン：120円/1ヶ月 ・6ヶ月快適プラン：500円/6ヶ月 ・1年快適プラン：980円/1年
Vulpe
This app helps you manage your reading goals by breaking down large books into daily page targets. It visualizes your progress, alerting you if you're ahead or behind schedule. Log your daily study sessions to stay on track and achieve your academic objectives.
- Set book completion dates
- Calculate daily page goals
- Log daily study progress
- Visualize progress ahead/behind schedule
- Receive progress notifications
- Archive completed goals
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Vulpe helps you stay on track and finish your reference books as planned. It visualizes your progress and shows how far ahead or behind schedule you are, so you always know where you stand. If you’re behind, study a bit more to catch up. If you’re ahead, enjoy the extra time or move further ahead. Just set your completion date, and Vulpe calculates how many pages to study each day. Follow the plan and reach your goal with ease. How it works: 1. Add your book, total pages, and target date. 2. Log your daily study progress. 3. Get notified when you’re falling behind or moving ahead. 4. Archive completed goals and track your achievements anytime. Start your efficient, well-organized study routine with Vulpe today.
Screenshots
Verdict
The clearest difference is rating: Vulpe at 4.3 against ring つなげる知識、ひろげる輪's 3.3. Vulpe also leads on review sentiment (95% vs 67%) and update cadence (every 2 weeks vs monthly). On price, ratings volume, 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. ring つなげる知識、ひろげる輪 sells 3 in-app purchases, starting at $0.99 per month and Vulpe sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Vulpe holds the better App Store score, 4.3 against 3.3. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 67% of ring つなげる知識、ひろげる輪's written reviews are positive against 95% of Vulpe's.
ring つなげる知識、ひろげる輪 ships an update monthly, Vulpe every 2 weeks. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.
| Parameter | ring つなげる知識、ひろげる輪 | Vulpe |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) | 4.3 (4 ratings) — better |
| Positive reviews | 66.7% of reviews | 95.0% of reviews — better |
| Number of ratings | 4 | 4 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 73 MB | 188 MB |
| Age rating | 4+ | 4+ |
| Developer | STARDY, K.K. | UniLink Inc. |
Customer experience
ring つなげる知識、ひろげる輪
Vulpe
Bugs and requests
ring つなげる知識、ひろげる輪
Reported bugs
19 issues- App crashes when publishing
- Saving and publishing takes over 30 minutes
- App crashes during editing
- Data lost when app crashes
- App freezes on title screen
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- Cannot log in, lost created cards
- App frequently crashes
- My page remains gray and inaccessible
- App becomes unresponsive (gray screen)
- App shuts down unexpectedly
- Ads are difficult to close
- Misspellings in English cards
- App検定 function stopped working
- Cannot add cards to existing sets without scrolling to bottom
- Non-hidden cards are visible and testable
- Clip button missing on some items
- Text cuts off on the 4th line
- Photo changes not saving
- Login issues
Requested features
12 requests- Ability to change card order during creation
- Faster load times
- Ability to review only marked words
- Predictive text for card backs
- Ability to add cards to existing sets easily
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- Ability to reorder cards when creating/editing
- Ability to re-study incorrect answers
- Ability to set multiple correct answers for検定 mode
- Ability to customize 4-choice options in 検定 mode
- Support for longer English phrases without hitting character limits
- Option to make cards private or public
- Improved iPad full-screen support
Vulpe
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ring つなげる知識、ひろげる輪
- 1ヶ月快適プラン120円$0.991 Month
- 6ヶ月快適プラン500円$4.496 Months
- 1年快適プラン980円$8.991 Year
Vulpe
- Vulpe Premium Monthly7 Days trial$3.991 Month
- Vulpe Premium Annual7 Days trial$12.991 Year
- Vulpe Premium Yearly7 Days trial$39.991 Year
- Vulpe Premium Outright$29.99
