Polish Index: Nail Inspo

Polish Index: Nail Inspo

By Polish Index

Polish Index is a nail polish discovery and inventory tracking app for iOS and Android that features color matching and ingredient-safety filtering.

The App DNA

What makes this app unique?

The app removes the friction of identifying polish shades and verifying ingredient safety for users who otherwise rely on manual, fragmented swatch-checking.

For Nail polish enthusiasts and collectors who want to track their inventory, find color matches, and filter by specific ingredient safety standards.

What does it look like?

Key features

Color Match Cameraedge

Identifies nail polish shades by analyzing camera input against the database.

Clean Beauty Filteringedge

Filters polish database by specific ingredient claims like HEMA-free, vegan, and 21-free.

Allergen Profileedge

Flags specific ingredients to avoid and highlights safe polishes across the database.

How much does it cost?

subscriptionFree tier with limited storagePremium tier at $9.99/month or $59.99/year

Subscription model anchored at $9.99/month, gating advanced tracking and unlimited organization features.

Velocity

Maintenance developmentUX improvementsperformanceShow more...

With only two releases over the observed window and a last update occurring 13 days ago, the development pace is categorized as maintenance. The latest release includes privacy and data settings updates alongside general fixes, following a period of silence. Development remains focused on stability and compliance rather than new feature expansion. The current cadence suggests a stable but slow update cycle.

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Who built it?

Polish Index

1 app tracked · Lifestyle

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User Sentiment

What do users think recently?

The recent review mood reads frustrated. Users appreciate the application provides a straightforward and accessible interface for users to organize their personal nail polish collections.

How are ratings & reviews evolving?

App Store
3.80 · 10
Google Play
2.40 · 5

What users say, by theme

What Users Love
  • The application provides a straightforward and accessible interface for users to organize their personal nail polish collections
What Frustrates Users
  • Strict subscription requirements for basic collection management and sharing features frustrate users seeking a free utility
+ 2 more themes
What Users Want 1 request inside

5 of 5 recent reviews analyzed · limited sample

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Unlock 2 more frustration themes and 1 user request, each backed by review evidence.

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Competition

Competitive landscape for Polish Index: Nail Inspo

How's the Lifestyle market?

Polish Index currently holds the #60 Free position in the US Beauty category. The gap between its niche utility and its aggressive subscription gating for basic collection management signals potential conversion friction for casual users.

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The rivals identified

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The Analyst's Read

Key takeaways for Polish Index: Nail Inspo

Where is it heading?

Users report: The nail polish discovery market is consolidating around apps that offer comprehensive database coverage. Polish Index remains exposed due to its limited brand database and aggressive paywall, which will likely suppress conversion rates until the core utility is perceived as complete.

  • Strict subscription requirements for basic collection management frustrate users, which limits the app's growth potential in the casual segment.
  • The lack of common gel polish brands forces manual entry, which creates a high barrier to value for power users.

The SWOT

Core Strengths
  • Clean beauty filtering creates a defensible barrier for health-conscious segments
  • Color-match camera drives daily active usage via high-utility discovery
Critical Frictions 2 weaknesses inside
Growth Levers
  • Database expansion for gel polish brands would reduce manual entry friction
Market Threats 1 threat identified

Next best moves

1 Pivot · 1 Invest

Relax paywall on collection management because user complaints cite it as a primary barrier to entry → increase user base

+ 1 more prioritized move

The counter-intuitive read

The app's reliance on manual entry is a feature, not a bug…

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Bottom line

Polish Index provides unique ingredient-safety utility, but the current paywall strategy limits its adoption among the core enthusiast base. Pivoting to a more permissive free tier for collection management would address the primary churn driver and unlock a larger user funnel.

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

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FAQ

Is Polish Index free to use?
Polish Index offers a free tier with limited storage for your collection. Advanced features like unlimited organization, the Allergen Profile, and the Manicure Tracker require a Pro subscription at $9.99/month.
Does Polish Index include gel polish brands?
Currently, user reviews indicate that many popular gel polish brands are missing from the database, requiring users to manually input their shades to track them.
How does the dupe finder work?
The dupe finder suggests alternative polishes across brands. However, some users report that it currently returns broad color matches rather than specific, accurate dupes.

Sources

  1. [1] Developer website, source
  2. [2] App Store

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 Polish Index: Nail Inspo, 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. “Polish Index: Nail Inspo Intelligence Report.” Updated Oct 9, 2026. https://marlvel.ai/apps/polish-index-nail-inspo

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