Add GIF to Video and Photo icon
AfterFocus - Background Blur icon
Any Font for Safari icon
+51

Dongwook Cho

For casual iOS users seeking quick, functional solutions for photo manipulation and browser-based workflow enhancements.

54apps3.0(914.4K) Multi-theme

Snapshot

Who is Dongwook Cho?

Providing specialized photo editing and Safari utility tools to enhance mobile productivity and creative expression.

Target audience

Casual iOS users seeking quickFunctional solutions for photo manipulationBrowser-based workflow enhancements

Active nemesis

Adguard Software

Other rivals

Portfolio

Free 7
54
apps
Photo & Video41
Utilities10
Entertainment1
Productivity1

Last updated

Auto Sticker Maker

v6.0.4

6mo ago

Active

Publisher DNA

What defines Dongwook Cho?

Publisher DNA

Primary focus

Photo & Video editing tools and Safari utilities

Scale

studio

Target audience

Casual iOS users seeking quick, functional solutions for photo manipulation and browser-based workflow enhancements.

Signature Patterns

  • High concentration of single-purpose photo editing and Safari browser utilities.
  • Monetization strategy leans heavily on free-to-use models with broad consumer appeal.
  • Frequent use of descriptive, keyword-heavy naming conventions to drive organic store discovery.
  • Portfolio characterized by a high volume of legacy apps with limited recent update activity.
Active

Portfolio momentum

Released 10 updates across 49 apps in the last 6 months, with a mix of active utility tools and a significant number of legacy, unmaintained titles.

Last release 7d agoActive apps 14Abandoned 35

Portfolio

What does Dongwook Cho ship?

Apps

54 apps analysed

Analysis in progress

  • Core streaming library provides consistent entertainment value for long-term subscribers
  • Persistent playback failures and loading screen freezes disrupt the viewing experience

Distributed across 5 markets, strongest in Asia-Pacific.

Based on 5 of 54 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (2)

  • United States5 / 5
  • Mexico2 / 5

Europe (1)

  • Spain2 / 5

Asia-Pacific (2)

  • Japan5 / 5
  • South Korea5 / 5

Core markets (5/5 apps)

JapanSouth KoreaUnited States

User Sentiment

How do users feel about their apps?

Unlock the app dragging this portfolio down.

Access the full report for free

Rivals

Who does Dongwook Cho compete with?

The rivals identified

Nemeses(4)

Adguard Software

known forAdGuard Ad Blocker for Safari

1 app4.3EntertainmentPhoto & Video

Users report: Leverages a massive, established reputation in content blocking to capture users looking for broader privacy and utility tools.

Thomas Tsopanakis

known forTally Counters

1 app4.6Utilities

This app is the primary market leader in the tally category, directly competing for the same utility-focused user base that requires persistent, reliable counting.

Video Lite

known forVideo Lite

1 app4.8Photo & Video

Dominates the video-utility space with a massive user base and high-frequency update cadence that dwarfs the target app's maintenance cycle.

Viko & Co

known forSticker Maker Studio

1 app4.7Photo & Video

This app dominates the exact same niche of WhatsApp-focused sticker creation with a massive, established user base and consistent update cadence.

Contenders(8)

1Blocker

known for1Blocker: Ad Blocker

1 app3.8EntertainmentPhoto & Video

A strong utility-category competitor that provides granular control over web content, appealing to the same power-user demographic.

Chuk Fong Ng

known forCount IT Number Counter

1 app5.0Utilities

It targets the same utility-seeking demographic by combining basic counting with secondary productivity tools like calculators.

Crypto

known forAdBlock Pro for Safari

1 app4.5Entertainment

A long-standing Safari extension that provides a direct alternative for users seeking a dedicated ad-blocking utility.

Giphy

known forGIPHY: The GIF Search Engine

1 app4.8Photo & Video

The industry standard for GIF-based communication, acting as a massive indirect competitor for sticker usage.

Matt Longmire

known forWhen oh When

1 app5.0Utilities

It overlaps with the target by providing advanced data logging and analysis for users who need more than just a simple counter.

NAVER Z

known forSticker.ly - Sticker Maker

1 app4.4Photo & Video

A massive social-first competitor that bridges the gap between sticker creation and social discovery.

Near Future Marketing

known forWatchTally

1 app4.5Utilities

This app competes by offering specialized input methods like voice and emoji labeling for a more personalized counting experience.

Ramkumar Vellaisamy

known forTally Counter: Habit Tracker

1 app4.8Utilities

This app directly challenges the target by positioning itself as a comprehensive habit and goal management tool.

Same space(12)

And a Dinosaur

known forVinegar - Tube Cleaner

1 app4.3Photo & Video

Directly addresses the 'video cleaning' niche by replacing the native player with a custom HTML5 implementation.

Brave Software

known forBrave Browser & Search Engine

1 app4.8Entertainment

While a full browser, Brave's core value proposition is built-in, out-of-the-box ad blocking for all web content.

BRIJIT SHEELIA

known forTimer - Configurable Timer

1 app4.4Utilities

It serves the same 'time and count' utility category, often used by the same productivity-focused user base.

Canva

known forCanva: AI Video & Photo Editor

1 app4.9Photo & Video

A broad-spectrum design platform that captures users who need more than just simple sticker creation tools.

Daniel De Azcarate Munoz

known forWakeNow: Loud Alarm Clock

1 app4.9Utilities

While a different primary function, it competes for the same 'utility' home screen real estate and user attention.

DuckDuckGo

known forDuckDuckGo, Duck.ai, & VPN

1 app4.7Entertainment

A major privacy-centric browser that competes by offering comprehensive tracking protection and ad-blocking capabilities.

imec-mict-UGent

known formobileDNA

1 app3.0Utilities

It competes for the user's interest in monitoring and tracking personal statistics, albeit from a diagnostic perspective.

Jeff Johnson

known forStopTheMadness Pro

1 app4.7Photo & Video

Targets the same 'annoyance removal' intent by stripping away restrictive web behaviors and UI elements.

Minimis Technologies

known forMinimis Phone

1 app4.2Utilities

It shares the target's philosophy of simplicity and efficiency, competing for the user's home screen focus.

Mozilla

known forFirefox: Private Web Browser

1 app4.6Entertainment

A trusted browser alternative that offers enhanced tracking protection and ad-blocking extensions for mobile users.

Opera Norway AS

known forOpera: AI browser with VPN

1 app4.7Entertainment

A feature-rich browser that includes built-in ad blocking and AI tools to enhance the mobile web experience.

Photoroom

known forPhotoroom: AI Photo Editor

1 app4.7Photo & Video

A high-velocity competitor in the AI-editing space that overlaps with the target's background removal features.

New entrants(6)

Ghostery

known forGhostery Privacy Ad Blocker

1 app4.4EntertainmentPhoto & Video

A high-velocity entrant with 14 releases in six months, signaling a rapid push into the Safari extension market.

Atmana Tech

known forBlockerX Pro: Content Blocker

1 app4.2Photo & Video

An emerging productivity-focused blocker that is actively expanding its footprint in the content-filtering category.

Lunar Apps

known forMission – Alarm Clock

1 app0.0Utilities

A new entrant in the utility space that emphasizes data-driven tracking and privacy-first design.

Lyrebird Studio

known forToonapp: AI Photo & Video Art

2 apps4.5Photo & Video

An emerging threat leveraging AI-art filters to capture the same casual creative audience as the target app.

Sylviory Dubuisson

known forPitch Counter · Tally & Count

1 app0.0Utilities

A direct competitor that recently entered the market with a focus on haptic feedback and session history.

Xiamen Meitu Technology Co.

known forWink: Video Enhancer & Editor

1 app4.4Photo & Video

A rising video-centric editor that threatens the target's animated sticker creation niche.

The Analyst's Read

The bottom line on Dongwook Cho

Bottom line

The publisher operates a high-volume utility studio that successfully leverages keyword-driven discovery to maintain a massive user base for specific, narrow-use tools. Their long-term viability depends on their ability to continue identifying and shipping small-scale utilities that address immediate user friction points.

Frequently asked questions

How many apps does Dongwook Cho publish?
Dongwook Cho has 54 apps tracked by Marlvel, primarily in the Photo & Video category.
What kind of apps does Dongwook Cho make?
Dongwook Cho's portfolio is concentrated in Photo & Video and Utilities, with an average rating of 3.0/5 across rated apps.
What is Dongwook Cho's top app?
By review volume across the portfolio, Auto Sticker Maker is Dongwook Cho's best-known app tracked by Marlvel.
In how many countries are Dongwook Cho's apps available?
Marlvel has tracked Dongwook Cho's apps across 5 countries.

What fed this analysis

Apps analyzed:
49
With full intel:
2
With overview:
49
Website scraped:
yes
Social presence:
no

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 Dongwook Cho, 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. “Dongwook Cho intelligence.” Updated 2026-05-05. https://marlvel.ai/publishers/dongwook-cho

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Data licensed under CC-BY-NC 4.0