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ZZ Day: Hearts of Heroes

com.kingsgroup.ww2

18.9M+
installs (upper bound)
★ 3.55
123,416 ratings
Free
offers in-app purchases
2026-08-03
last update · v3.11.0

Details

DeveloperFunPlus International AG
CategoryStrategy
Released2018-07-10
First seen by us2026-07-05
Content ratingEveryone 10+
Requires Android7.0
Google Playopen listing ↗

Trends

Best rank position, 30 days
Install milestones
not enough data yet
Score
not enough data yet

Fight the Z war in this strategy MMO! Become the hero of the battlefield!

Screenshots

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Ratings breakdown

★★★★★ 61,222
★★★★ 14,603
★★★ 9,525
★★ 7,252
★ 30,784

Velocity

Age on Play2,981 days
Installs / day (avg)6K+
Installs / month (avg)190K+
Days since last update35
In-app purchase range$0.99 - $99.99 per item
Privacy policylink ↗

Estimated revenue modeled from installs, category retention and monetization — estimates, not reported figures

ScenarioEst. DAUAds /dayIAP /dayTotal /dayTotal /month
low 680,327 0 1474.61 1474.61 44238.27
medium 1,133,878 0 4818.98 4818.98 144569.5
high 1,700,818 0 13878.67 13878.67 416360.16

What's new (last update)

New items:<br>- New Training Devices: Void Training Devices<br><br>Optimizations:<br>- Event updates<br>New Frame Packs<br>Crate Bonanza Event<br>Market Madness<br>Lucky Jackpot<br>Road Cards<br>Operation Hurricane<br><br><br>Others:<br>- Bug fixes

Current chart positions

CountryChartPosition
POLAND Strategy · Top Grossing #53
UNITED KINGDOM Strategy · Top Grossing #91
GERMANY Strategy · Top Grossing #101
AUSTRALIA Strategy · Top Grossing #105
MACAO Strategy · Top Grossing #119
LEBANON Strategy · Top Grossing #121
YEMEN Strategy · Top Grossing #121
ALGERIA Strategy · Top Grossing #122
TUNISIA Strategy · Top Grossing #122
JORDAN Strategy · Top Grossing #122
QATAR Strategy · Top Grossing #122
OMAN Strategy · Top Grossing #123

Want this on the Play Store page itself? The StoreUnlocked extension shows rank history, install estimates and change timelines directly on every Google Play listing.

🧩 Chrome extension — coming soon