Double Driver vs Pulse Line
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Double Driver
Explore the world of Kamen Rider W with this comprehensive encyclopedia. Discover detailed information on characters, riders, drivers, and Gaia Memories. Test your knowledge with a trivia quiz and enjoy a beautifully designed interface.
- Character encyclopedia
- Rider archive
- Driver database
- Gaia Memory library
- Trivia quiz mode
- Apple Watch support
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Welcome to Fuuto DoubleDriver is an all-in-one encyclopedia app created for Kamen Rider W fans. It allows you to explore the mysterious city of Fuuto anytime, anywhere. Whether you are a newcomer to the world of Riders or a long-time fan, you can find everything you need here. Home of Fuuto Enjoy a beautifully designed interface inspired by W’s classic color theme. Quickly access sections including Characters, Riders, Drivers, and Gaia Memories. Discover new content every day and uncover hidden details about the series. Character Encyclopedia Includes detailed profiles of nine major characters such as Shotaro Hidari, Philip, Ryu Terui, and Akiko Narumi. Learn about their personalities, relationships, and stories behind their roles in Fuuto. Rider Archive Features complete information on Kamen Rider W and related Riders including Accel, Eternal, Skull, and Joker. Each Rider entry includes transformation forms, special abilities, and first appearance details. Driver Database Dive deep into the mechanics of the Double Driver system and its dual-slot design. Explore other Drivers such as the Accel Driver and Lost Driver, and understand their compatibility with different Gaia Memories. Gaia Memory Library A complete collection of Gaia Memories with their colors, powers, and users. Learn about Cyclone, Joker, Heat, Metal, and many more. The app also explains the differences between standard Gaia Memories and T2 Memories. Trivia Quiz Mode Test your knowledge with random questions drawn from a set of 20 carefully designed quiz items. The quiz covers topics such as story events, transformation forms, and character details. You can track your progress in real time and restart the quiz anytime to improve your score. Apple Watch Support The full quiz and Rider encyclopedia are available on Apple Watch. View information on five major Riders directly from your wrist. The watch app runs independently without an iPhone and offers a compact layout optimized for small screens. Key Features Elegant design using W’s signature Cyclone Green and Joker Purple split theme Comprehensive content updated regularly with new Riders and trivia Simple navigation and comfortable reading experience with dark mode support Smooth transitions and well-organized structure for quick access Who It’s For Fans of Kamen Rider W New viewers who want to learn more about the series Collectors and lore enthusiasts Players who enjoy trivia and quiz challenges Apple Watch users who love Rider-themed apps About Kamen Rider W Kamen Rider W is the 11th title in the Heisei Kamen Rider series, first aired in 2009. The story is set in Fuuto City and follows detective Shotaro Hidari and mysterious genius Philip, who combine to become Kamen Rider W. Together, they battle Dopants who misuse Gaia Memories to commit crimes. Now, count up your sins! Download DoubleDriver today and become Fuuto’s next hard-boiled detective.
Pulse Line
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Pulse Line - Master the Art of Perfect Timing Experience the ultimate one-tap timing game designed exclusively for Apple Watch. Pulse Line transforms micro-moments into satisfying gameplay sessions that fit perfectly into your day. SIMPLE, ADDICTIVE GAMEPLAY Watch glowing orbs move across a horizontal line. Tap when they cross the center marker. That's it. No tutorials needed, no complex rules—just pure visual timing and reflexes. PERFECT TIMING REWARDS - Perfect hits: Maximum points and build your streak - Good hits: Decent points, maintain your momentum - Miss: Lose a life, but keep going BUILD YOUR STREAK Every perfect hit increases your multiplier, boosting your score. Build impressive streaks and watch your score soar. Can you reach the maximum multiplier? IMMERSIVE HAPTIC FEEDBACK Feel every hit with satisfying haptic feedback. Perfect hits deliver a sharp click, good hits a medium pulse, and misses a subtle error vibration. The game is designed to feel great even with sound off.
Screenshots
Verdict
The clearest difference is iOS requirement: Pulse Line at 13.0 against Double Driver's 16.0. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Double Driver | Pulse Line |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPod, Apple Watch |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 12+ | 4+ |
| Developer | 凯祥 孟 | Debasish Chowdhury |
In-app purchases
Double Driver
No in-app purchases
Pulse Line
No in-app purchases









