Numbrush - Color by Number

Numbrush - Color by Number

By 朝军 窦

Numbrush is a color-by-number coloring book for adults, focused on symmetrical patterns and an ad-free experience on iOS.

The App DNA

What makes this app unique?

The app removes the friction of banner ads and energy-based progression limits that define the coloring category, appealing to users who prioritize a meditative, uninterrupted flow.

For Adults seeking a quiet, meditative coloring experience without the interruptions of banner ads or energy-based progression limits.

What does it look like?

Key features

Ad-free Painting Environmentedge

Removes all banner ads and interstitials from the painting interface.

Magnifier Pickeredge

Displays a crosshair-enabled magnifier when pressing and holding to target small areas.

Symmetry-focused Gallerystandard

Provides a collection of mandalas, rose windows, and geometric tilings with a calm color palette.

How much does it cost?

freemiumFree tier with full gallery access and ad-supported hintsOptional one-time purchase to remove ads

The freemium model relies on a one-time purchase to remove ads, keeping the core gallery free to maximize user acquisition.

Velocity

Maintenance developmentperformanceopaqueShow more...

Numbrush maintains a maintenance-level development cadence, with only one release identified in the recent window. The latest version focuses exclusively on stability and performance, offering no new features or content updates. Development appears stable but limited to technical upkeep rather than active feature expansion. Given the lack of feature-rich updates, the app remains in a maintenance state.

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Who built it?

朝军 窦

2 apps tracked · Games

Roam: GPS Track & Ride LogRoam: GPS Track & Ride Log
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
3.50 · 2

Not enough recent reviews to extract reliable themes yet.

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Competition

Competitive landscape for Numbrush - Color by Number

How's the Games market?

Numbrush occupies a niche, ad-free position in the coloring category, currently holding the #75 Free spot in its category. The lack of a subscription model limits its ability to compete with high-ARPU rivals that monetize via recurring revenue.

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The rivals identified

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The Analyst's Read

Key takeaways for Numbrush - Color by Number

Where is it heading?

The coloring category is consolidating around apps with high-frequency live-ops and subscription-based monetization. Numbrush's current maintenance-only posture leaves it exposed to rivals that can subsidize user acquisition through ad-supported tiers or recurring revenue, which will likely compress its market share by Q4.

  • The maintenance-only release cadence (no major updates in 6 months) suggests a lack of active feature investment, which will likely lead to user churn.
  • The current #75 chart position provides a baseline for acquisition, but the lack of live-ops will likely erode this lead over the next quarter.

The SWOT

Core Strengths
  • Ad-free interface removes the primary churn trigger in the coloring category
  • Magnifier tool prevents abandonment of complex patterns by solving precision issues
Critical Frictions 2 weaknesses inside
Growth Levers
  • Implement a subscription-based 'Pro' gallery for recurring revenue
Market Threats 1 threat identified

Next best moves

1 Invest · 1 Maintain

Ship a 'Pro' monthly subscription tier because the current one-time purchase model lacks recurring revenue → increase LTV

+ 1 more prioritized move

The counter-intuitive read

The ad-free promise is a double-edged sword…

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Bottom line

Numbrush's ad-free experience creates a clear differentiator, but the lack of recurring revenue and a stagnant update cadence threaten its long-term viability against more aggressive rivals. Transitioning to a subscription model would unlock the LTV needed to sustain growth.

Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.

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FAQ

Is Numbrush completely free to use?
Yes, the entire gallery is free to access. The only optional purchase is a one-time payment to remove ads.
Does Numbrush have banner ads?
No, the app is designed to be ad-free in the painting interface, with no banner ads or interstitials.
How does Numbrush compare to other coloring apps?
Unlike many coloring apps that use energy bars, daily limits, or paywalls halfway through pictures, Numbrush provides full access to the gallery without these restrictions.
What is a good alternative if I want more social features?
Numbrush focuses on a quiet, meditative experience. If you are looking for social sharing or community galleries, you may want to explore larger coloring apps that include social-feed integrations.

Sources

  1. [1] App Store listing, source

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 Numbrush - Color by Number, 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. “Numbrush - Color by Number Intelligence Report.” Updated Sep 21, 2026. https://marlvel.ai/apps/numbrush-color-by-number

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