Report updated Apr 18, 2026

Overview · Full Intel report in progress

Simeji is an established utilities app that is completely free. With a 4.1/5 rating from 271.8K reviews, it shows polarized user reception.

What is Simeji?

Simeji is a Japanese input keyboard app by Baidu Japan that offers extensive customization and a cloud-based dictionary. It is notable for its large user base and integration of social-media-friendly content like kaomojis and trending slang.

Current Momentum

v16.6

1、“The moments” feature for friends is now available! Images shared with friends can be displayed as keyboard skins to share every moment with the people who matter! You can also view “the moments” sent by your friends by adding a homepage widget ~ 2、Too slow to deal with online conversation? Simeji 's new function Bullet Reply is comming.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Utilities

No ranking data

ToolsGrossing

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

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What Are The Key Features?

Skinnable KeyboardStandard

Allows users to customize the keyboard interface with personal photos, videos, and various decorative themes.

Cloud-based DictionaryStandard

Provides a 2M-entry dictionary that includes current buzzwords, anime slang, and preset phrases for various social contexts.

Emoticon and Emoji IntegrationStandard

Features a ranking system for popular kaomojis and emojis to facilitate quick insertion into messaging apps.

Text DecorationStandard

Includes tools to modify text color and customize the appearance of the flick keyboard.

How much does it cost?

Free

Who Built It?

Baidu Japan Inc. app icon 1
Baidu Japan Inc. app icon 2
Baidu Japan Inc. app icon 3
Baidu Japan Inc. app icon 4

Baidu Japan

(455)

Providing Japanese mobile users with highly customizable input tools and localized digital content. They bridge the gap between utility and social expression through cloud-integrated keyboard features.

Portfolio

4

Apps

Free 2Paid 1
Photo & Video33%
Book33%
Utilities33%

Explore the full Baidu Japan report

Portfolio breakdown, audience, momentum, and every app published by Baidu Japan.

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 Simeji?

How's The Utilities Market?

How does it evolve in the Utilities market?

Rank progression

19 active rankings tracked — 30-day window

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for Simeji

Key Takeaways

Simeji is a market-leading Japanese keyboard utility that prioritizes visual personalization and a comprehensive, slang-aware dictionary.

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 Simeji, 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. “Simeji Intelligence Report.” Updated Apr 18, 2026. https://marlvel.ai/apps/simeji

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Data licensed under CC-BY-NC 4.0