Echocalypse -緋紅の神約-
Echocalypse -緋紅の神約- Summary
Echocalypse -緋紅の神約- is a free, with in-app purchases Android app in Role Playing by YOOZOO Inc.. It has about 400K+ installs Based on AppGoblin estimates, it reaches roughly 12K monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store last updated Aug 11, 2026
Recent activity: 1.9K installs this week (7.2K over 4 weeks) showing strong growth View trends →
SDK intelligence: AppGoblin detected 7 development tools(e.g. Cocos), 4 ad networks, 3 analytics: attribution, 3 business tools,and 1 analytics: product integrated into Echocalypse -緋紅の神約-. View full SDK list →
Data tracking: The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Mar 16, 2026.
Echocalypse -緋紅の神約- SDKs Summary
Echocalypse -緋紅の神約- was last scanned for SDKs on 2026-08-29. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
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App Description
"Evolved body" Kemono daughter's god killing RPG
In "Echocalypse -Crimson Pact-", the summer event "Crimson Wave Festival" is currently underway!
Take the girls, clad in new swimsuits, to the beach and enjoy a new midsummer story!
On August 22nd, the water-attribute MR harmonizer "Clara" will appear with her exclusive summer skin "Enchanting Waves"!
The skilled captain leading the snow mountain rescue team is actually a mischievous snow monster girl who loves watching people fail!?
Go meet this slightly special girl this summer!
Furthermore, log in during the new version period to receive a selectable UR evolution box + selectable exclusive resonance weapon box + selectable antique box!
There are also plenty of other luxurious rewards, such as login bonuses and Alien Stones!
Just log in for 3 days from September 1st to get the new MR evolution "Sana" and her exclusive weapon!
Even the hottest summer is more fun with you by our side! Let's have a blast at the "Hiha Festival" this summer!
— Collect tokens of your vows to unlock the hearts of the girls, witness their exclusive stories, and forge an unbreakable, eternal vow with the evolved form you choose. When you're ready, present them with a ring and dress them in a wedding dress of love!
—Interact with Witches, Tell Tales of Love—
Your former partner, with whom you shared a deep connection, has fallen out of control and transformed into a "witch." In the "Witch's Chamber," destruction and salvation intertwine. Are you ready to endure this bittersweet unknown journey? The special gameplay of the "Witch's Chamber" not only enriches your lineup and increases your combat power, but also features exclusive stories and special interactions with the witch characters. Breathe life into them with unique AI dialogue. Communicate directly with the girls and create your own moments of love!
—Reduced Burden Gameplay, 100 Draws—
A fun and engaging dormitory system, a warm home for the crimson girls. With various optimized systems such as auto-battle, mass clearing, and reduced-burden gameplay, you can easily complete daily tasks with just a tap each day. These features have been implemented with the player's burden in mind. In addition to various mini-games that help maintain physical and mental health and allow for relaxing gameplay, a large number of training items are easily obtainable. As a new user bonus, you'll receive 100 lottery draws!
—Zero-loss training, easy to start—
Are you struggling with a lack of training items because character updates are too frequent? The training system in 'Echocalypse -Crimson Pact-' allows you to swap out squad characters all at once, maintaining their levels and equipment proficiency. The smooth transition between old and new characters ensures that updated formations are immediately effective. Even with bold training or daring deployments, you don't have to worry about wasting training items.

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