Simeji

Simeji

By Baidu Japan

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.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For Japanese-speaking mobile users seeking highly customizable keyboard aesthetics and efficient text input.

What does it look like?

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

Velocity

See all version history

Who built it?

Baidu Japan

4 apps tracked · Utilities

HAHAmoji - Funny Face Camera and GIF Emoji MakerHAHAmoji - Funny Face Camera and GIF Emoji MakerYomejiYomejiSimeji ProSimeji Pro
Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

Google Play
4.07 · 271k
App Store
4.60 · 1k

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Simeji

How's the Utilities market?

The rivals identified

Emoji Keyboard for Texting

By 山 钟

Both apps target users seeking specialized text input and kaomoji-style emoticons, creating direct competition for the same messaging-focused user base.

  • Simeji provides a cloud-based dictionary for predictive text, whereas the rival offers only static character libraries.
  • Simeji supports full keyboard skinning, while the rival limits functionality to a static Unicode character collection.
Simeji vs Emoji Keyboard for Texting

Unlock the head-to-head verdict: where this rival wins, and where it loses.

Access the full report for free

The Analyst's Read

Key takeaways for Simeji

Where is it heading?

Bottom line

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

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, 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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