Darkball vs Heartcade
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Darkball
Test your predictive abilities by tapping the screen at the precise moment a ball enters a target area. This game challenges your brain's capacity to anticipate events based on subtle cues, similar to how athletes predict ball trajectories.
- Predictive ball interception gameplay
- Tests brain's anticipation skills
- Simple tap-to-intercept mechanic
- Challenges timing and prediction
- Minimalist visual cues
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Tap the screen when you think the ball will appear in the target. The ball will only flash twice. The first flash happens when the ball drops and the second flash happens on the line. You’re goal is to tap the screen when you think the ball will appear in the orange target area. Cristiano Ronaldo can famously volley a corner kick in total darkness. The magic behind this remarkable feat is hidden in Cristiano’s brain which enables him to use advance cues to plan upcoming actions. Darkball challenges your brain to do the same, distilling that scenario into its simplest form - intercept a ball in the dark. All you see is all you need. One of the brain’s fundamental functions is to use information from the past and present to predict the future. This function is key to how animals, from dragonflies to humans, navigate a dynamic and uncertain world. To make predictions, the brain must have an “internal model” of the system it interacts with. A basic form of this function is at play when we move our body. For example, to reach for a cup, the brain must have a model to predict how the hand would respond to various motor commands. Internal models are also thought to play a crucial role when we mentally predict future states of the environment, for example when we track a ball as it moves behind another object. Here, we have designed a simple task to understand how the nervous system makes such predictions. In this task, subjects have to intercept a ball when it reaches its final position. By changing the speed of the ball, the intervals when it is invisible, and the target position, we will test various hypotheses about the algorithms that are used to integrate information about past and present to make predictions about future.
Heartcade
Enhance your mind-body connection with innovative biofeedback games. Improve timing, coordination, and focus using your phone's camera for real-time feedback. Personalized training plans and detailed analytics help you track progress and unlock new customization options.
- Biofeedback Timing System
- Personalized Training Plans
- Progress Tracking & Analytics
- Multiple Game Modes
- In-game Customization
- Breathing Exercises
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Your heartbeat is the controller. Heartcade reads your pulse through your phone's camera - rest a fingertip on the lens and the flashlight does the rest - and turns it into pixel-arcade games. Stay calm to score higher, and watch Thump, your pixel companion, beat along with you. - Range: land your shots on the beat of your own heart, now with collectible crosshair skins - Heartlings: hatch pixel pets from eggs warmed by your real heartbeat - Weekly Leagues: earn Heart XP every round and climb from Bronze to Heart - Breathe: guided breathing that scores your calm - Daily Heart Challenge: a fresh round every day, with a card to share - Arcade minigames, coins and hats for Thump Requires a phone with a camera and flashlight. DISCLAIMER: Heartcade is a game for entertainment and general wellness. It is not a medical device and is not intended for medical analysis, diagnosis, or treatment. Values are approximate and should not be used for any health decision. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://interbeatindustries.com/privacy-policy
Screenshots
Verdict
The clearest difference is rating: Heartcade at 5.0 against Darkball's 4.1. Heartcade also leads on update cadence (every 9 days vs every 68 months). Darkball's advantage is in-app purchases (none vs 10) and ratings volume (15 vs 5). On price, ads, device support and iOS requirement 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. Heartcade sells 10 in-app purchases, starting at $2.99 per month. Darkball asks for nothing beyond the download.
Heartcade holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 15 and 5 respectively.
Darkball ships an update every 68 months, Heartcade every 9 days. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.
| Parameter | Darkball | Heartcade |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (15 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 15 — better | 5 |
| Update frequency | Every 68 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 0 MB | 113 MB |
| Age rating | 4+ | 12+ |
| Developer | CW&T | Garrett Bradham |
Customer experience
Darkball
Heartcade
In-app purchases
Darkball
No in-app purchases
Heartcade
- sHootR Premium (Monthly)1 Month trial$2.991 Month
- sHootr Premium (Yearly)$19.991 Year
- 100 Gems$0.99
- Starter Gems$0.99
- Starter Pack$1.99
Show 5 moreShow fewer
- sHootR Currency - 2500$3.99
- 550 Gems$4.99
- sHootR Currency - 5500$6.99
- 1200 Gems$9.99
- sHootR Currency - 12000$12.99









