Hurdler vs N'Back Butterfly
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Hurdler
Navigate challenging levels by timing precise jumps to clear obstacles and reach the goal. Utilize various jump types and power-ups to overcome hazards in this fast-paced platformer. Compete with friends on online leaderboards.
- Timed jump mechanics
- Four distinct jump types
- Obstacle avoidance
- Springboard power-ups
- Online high-score boards
- 90 levels of action
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Hurdler blends frantic platforming action with puzzle solving using intuitive controls. A true classic featured by Apple under "What We're Playing" when released! Every young hurdler's goal is to reach the golden balloon at the end of each level. But beware! There are fiendish obstacles along the way. It's up to you to select and time the best jump to clear each hazard. Make a bad decision and suffer a spectacular and embarrassing tumble. Be on the lookout for springboards strategically located for extra high jump power! You're on your way to becoming a Hurdler Champion! At the start of each level, Hurdler will start to run by himself toward the goal. Either touch or swipe the screen to perform one of four jumps to clear the obstacles. Down - Normal Jump Up - High Jump Right - Long Jump Left - Short Hop Features: Trash can towers! Anti-gravity bombs! Deadly banana peels! Slapstick stickman violence! Parallax scrolling! Original music score that'll leave you dancing... Features ONLINE HIGH-SCORE BOARDS so you can compete with your friends over 90 levels of Hurdling action!
N'Back Butterfly
Enhance your cognitive abilities and combat forgetfulness with this application designed to improve working memory. It utilizes the scientifically recognized n-back task to train your brain's capacity for information recall and manipulation.
- Working memory improvement
- N-back task training
- Cognitive neuroscience assessment
- Continuous performance task
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Forget about forgetfulness! Improve your memory! Improve Working Memory using N'Back Butterfly. The n-back task is a continuous performance task that is commonly used as an assessment in cognitive neuroscience to measure a part of working memory. The n-back was introduced by Wayne Kirchner in 1958. [quoted from Wikipedia 2014-04-02]
Screenshots
Verdict
The clearest difference is ads: Hurdler at none against N'Back Butterfly's shown. Hurdler also leads on monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15.6). N'Back Butterfly's advantage is update cadence (every 10 months vs every 78 months) and review sentiment (100% vs 80%). On price, 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.
Hurdler ships an update every 78 months, N'Back Butterfly every 10 months. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.
| Parameter | Hurdler | N'Back Butterfly |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 80.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | — |
| Update frequency | Every 78 months | Every 10 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 9 MB |
| Age rating | 12+ | 4+ |
| Developer | Easy 8 Software | Yasuyoshi Ota |
Customer experience
Hurdler
N'Back Butterfly
In-app purchases
Hurdler
No in-app purchases
N'Back Butterfly
No in-app purchases
