RiKeyboard vs Vulpe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RiKeyboard
This app provides an enhanced keyboard experience with a wide range of characters beyond standard alphabets and numbers. It includes various symbols and special mathematical characters, all accessible without requiring full keyboard access.
- Alphabet input
- Number input (123, ¹²³, ₁₂₃)
- Standard symbols
- Special characters (integral, sigma)
- No full access required
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搭載機能 ・アルファベット入力 ・数字入力（123/¹²³/₁₂₃） ・純正キーボードに搭載される記号（一部省略） ・その他特殊文字（インテグラルやシグマなど） フルアクセスなしですべての機能が使えます。 Credit tasty-imitation-keyboard by archagon
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 RiKeyboard's 3.0. Vulpe also leads on review sentiment (95% vs 82%) and update cadence (every 2 weeks vs every 3 weeks). RiKeyboard's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume 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. Vulpe sells 4 in-app purchases, starting at $3.99 per month. RiKeyboard asks for nothing beyond the download.
Vulpe holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 82% of RiKeyboard's written reviews are positive against 95% of Vulpe's.
RiKeyboard ships an update every 3 weeks, Vulpe every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | RiKeyboard | Vulpe |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) | 4.3 (4 ratings) — better |
| Positive reviews | 82.4% of reviews | 95.5% of reviews — better |
| Number of ratings | 3 | 4 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 187 MB |
| Age rating | 4+ | 4+ |
| Developer | nakamura yusaku | UniLink Inc. |
Customer experience
RiKeyboard
Vulpe
In-app purchases
RiKeyboard
No in-app purchases
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
