Report updated May 5, 2026
DOP 5: Delete One Part
For casual puzzle gamers seeking short, relaxing brain-teaser sessions.
DOP 5: Delete One Part is a well-regarded games app that is free with in-app purchases. With a 4.6/5 rating from 297.3K reviews, it maintains solid user satisfaction. Users particularly appreciate satisfying puzzle mechanics provide a relaxing and mentally stimulating experience for casual players, though excessive advertisement frequency disrupts the core gameplay flow and creates a negative user experience remains a common concern.
What is DOP 5: Delete One Part?
DOP 5: Delete One Part is a casual puzzle game for iOS and Android where users solve riddles by erasing parts of an image.
Users hire this game for low-stakes, tactile problem solving that provides immediate satisfaction without the complexity of traditional logic games.
Current Momentum
v1.1 · today
Maintenance- Ships regular bug fixes and performance updates.
- Maintains stable user sentiment despite ad complaints.
Active Nemesis
Brain Test: Tricky Puzzles
By UNICO STUDIO
Other Rivals
7-Day Rank Pulse 🇺🇸
PuzzleRating Pulse 🇺🇸
Recent User Mood
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Interactive puzzle solving where users swipe to remove specific parts of an image to reveal hidden solutions.
Help button provides guidance for users stuck on complex logic puzzles.
Hundreds of levels with increasing difficulty and varied scenarios.
How much does it cost?
- Free-to-play with ad support
- In-app purchases available
Ad-supported model utilizing high-frequency, short-session gameplay to maximize ad-impression volume.
Who Built It?
SayGames
Empowering casual gamers with high-satisfaction, low-friction mobile experiences through data-driven hybrid-casual design.
Portfolio
13
Apps
What other apps does SayGames make?
Little Farm Story: Idle Tycoon
Last Stronghold: Idle Survival
Tower War - Tactical Conquest
Monster Demolition - Giants 3D
States Builder: Trade Empire
Color Slide - Hexa Puzzle
Explore the full SayGames report
Portfolio breakdown, audience, momentum, and every app published by SayGames.
What do users think recently?
High confidence · Latest 100 of 253 total reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a excited sentiment. Users appreciate satisfying puzzle mechanics provide a relaxing and mentally stimulating experience for casual players, but report excessive advertisement frequency disrupts the core gameplay flow and creates a negative user experience.
What Users Love
What Frustrates Users
What Users Want
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for DOP 5: Delete One Part?
How's The Games Market?
How does it evolve in the Games market?
The app maintains a strong 4.68 rating on iOS, but the 55,069 Android rating count lags significantly behind the 242,218 iOS count, signaling a potential discovery gap on the Play Store.
Rank progression
86 active rankings tracked — 30-day window
The rivals identified
Nemeses(1)
The definitive leader in the tricky brain-teaser sub-genre, maintaining a massive user base and high-frequency content updates.
Differentiators
- Advanced interaction suite including device-level inputs like shaking and tilting
- Deep narrative integration with recurring characters and episodic 'Tricky Stories'
- High-velocity content pipeline with 5 major releases in the last six months
Head to head
DOP 5 should defend its niche by doubling down on the 'eraser' mechanic's satisfaction, while potentially adopting a 'story-mode' meta-layer to compete with Brain Test's superior retention-driving narrative features.
Contenders(3)
Lion Studios
A direct mechanical clone that competes specifically on the 'delete one part' eraser gameplay.
Differentiators
- Thematic level sets focusing on humorous, 'caught in the act' social scenarios
- Deep integration with Lion Studios' cross-game reward and promotion ecosystem
Focus apps
The original pioneer of the 'tricky puzzle' format that established the visual language used across the category.
Differentiators
- Minimalist, iconic art style that prioritizes puzzle logic over complex UI
- Abstract and surreal puzzle solutions that differentiate from literal eraser mechanics
Matchingham Games
A high-volume competitor that leverages scenario-based logic puzzles to capture the hyper-casual market.
Differentiators
- Specialized 'Who is lying?' and 'Who is the father?' riddle formats
- Strong focus on IQ-style mental age assessments and personality-driven puzzles
Same space(2)
Popcore GmbH
A staple of the hyper-casual puzzle space that competes for the same user session time.
Differentiators
- Spatial reasoning and sorting mechanics distinct from logic-based riddles
- Meta-progression system featuring city-building elements to increase long-term retention
WONDER GROUP
Shares the same hyper-casual puzzle audience that enjoys interactive mechanics to solve immediate problems.
Differentiators
- Physics-based drawing mechanic providing a different tactile feel than static erasing
- High-stakes 'protect the character' gameplay loop that creates immediate tension
New entrants(1)
ABI Game Studio
A rapidly growing title that combines 'tricky' logic with choice-based scenario solving.
Differentiators
- Focus on moral dilemmas and 'help the character' narrative scenarios
- Dynamic animations and reactive environments that provide higher visual feedback
Compare DOP 5: Delete One Part against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for DOP 5: Delete One Part
Strengths to defend, gaps to attack
Core Strengths
- Tactile eraser mechanic creates immediate user satisfaction
- Offline-first architecture supports high-frequency travel usage
Critical Frictions
- Ad-to-gameplay ratio triggers high-churn complaints
- Lack of narrative meta-layer limits long-term retention
Growth Levers
- Development of a kid-friendly version addresses parent-user content concerns
- Narrative integration could compete with Brain Test retention
Market Threats
- Aggressive ad-frequency drives users to competitors
- Brain Test's 5-release cadence outpaces current update velocity
What are the next best moves?
Pivot ad-frequency to reduce interruptions because ad-load is the top complaint → improve retention
Sentiment data identifies excessive ads as the primary driver of user churn.
Trade-off: Pause the development of new level sets to reallocate engineering time to ad-logic tuning.
Ship narrative meta-layer because Brain Test uses episodic stories to drive retention → increase session depth
Competitor analysis shows Brain Test's narrative integration is a key retention driver.
Trade-off: Deprioritize the hint-system UI refresh to focus on narrative content pipeline.
A counter-intuitive read
The high ad-frequency is not just a monetization choice but a structural necessity to offset the low-barrier, short-session nature of the eraser mechanic which lacks the depth to support long-term subscriptions.
Feature Gaps vs Competitors
- Episodic narrative structure (available in Brain Test)
- Multi-modal device inputs like shaking or tilting (available in Brain Test)
Key Takeaways
DOP 5 holds its casual audience through a satisfying core mechanic, but it bleeds players to narrative-heavy rivals due to aggressive ad-frequency, so revenue growth hinges on balancing ad-load with long-term retention features.
Where Is It Heading?
Stable
The casual puzzle market is consolidating around titles that offer more than just static logic, with Brain Test setting a new standard for narrative-driven retention. DOP 5 remains stable but exposed, as its reliance on ad-interruptions will likely cause churn to accelerate if a direct rival launches a less intrusive, story-focused alternative.
Excessive ad-frequency leads to high-churn complaints, which erodes the long-term player base and limits lifetime value.
The core erasing mechanic continues to drive high positive sentiment, confirming the product-market fit for casual puzzle players.