Report updated Apr 17, 2026

Overview · Full Intel report in progress

OPUS: Rocket of Whispers is an established games app that is completely free. With a 4.8/5 rating from 7.7K reviews, it shows polarized user reception.

What is OPUS: Rocket of Whispers?

OPUS: Rocket of Whispers is a narrative-driven adventure game where players guide two survivors through a post-apocalyptic winter to build a rocket for space burials. Developed by SIGONO INC., the title is notable for its atmospheric storytelling and emotional depth, focusing on the journey to return the deceased to the cosmos.

Current Momentum

v4.9 · 52mo ago

Zombie

Last updated 1581d ago. 5 versions tracked.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Games

No ranking data

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

What Are The Key Features?

Story-Driven AdventureStandard

Features an emotionally-driven narrative written by an IMGA-nominated writer set in a post-apocalyptic world.

Atmospheric ExplorationStandard

Players traverse a world of ice, snow, and ruins to uncover mysteries and gather resources.

Rocket ConstructionStandard

Core gameplay involves building a rocket to perform the ancient tradition of space burials for the deceased.

How much does it cost?

Free

Who Built It?

SIGONO INC. app icon 1
SIGONO INC. app icon 2
SIGONO INC. app icon 3
SIGONO INC. app icon 4

SIGONO

(4.7K)

Delivering emotionally resonant, narrative-driven adventure games. Focused on immersive storytelling experiences for players seeking atmospheric exploration.

Portfolio

5

Apps

Free 2Paid 2
Games75%
游戏25%

Explore the full SIGONO report

Portfolio breakdown, audience, momentum, and every app published by SIGONO.

Go deeper

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

Go deeper

Analysis in progress, available soon

What is the competitive landscape for OPUS: Rocket of Whispers?

How's The Games Market?

Market outlook for this category

Available very soon

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for OPUS: Rocket of Whispers

Key Takeaways

A highly-rated, narrative-focused indie game that prioritizes emotional storytelling and atmospheric world-building over traditional action mechanics.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by OPUS: Rocket of Whispers, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “OPUS: Rocket of Whispers Intelligence Report.” Updated Apr 17, 2026. https://marlvel.ai/apps/opus-rocket-of-whispers

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Data licensed under CC-BY-NC 4.0