Coin Identifier - Coinby

Coin Identifier - Coinby

By Pixoby

Coinby is a mobile utility for identifying and cataloging coins using AI-powered camera scanning on iOS and Android.

The App DNA

What makes this app unique?

Collectors use the platform to quickly determine the origin, mint mark, and estimated value of coins without manual research.

For Hobbyist coin collectors, numismatists, and history enthusiasts.

What does it look like?

Key features

AI Coin Identificationstandard

Camera-based recognition identifies coin origin, year, mint mark, and composition.

Collection Managerstandard

Digital catalog for saving identified coins with custom notes and tracking.

How much does it cost?

freemiumFree tier with ad support

The freemium model gates core identification features, which users report as a primary source of frustration given the current accuracy limitations.

Velocity

Dormant developmentopaqueShow more...

Coin Identifier - Coinby has been inactive for approximately 361 days, falling well outside the threshold for active development. The last recorded releases occurred in late September 2025 and consisted solely of minor usability and bug-fix updates. Given the lack of any activity for over a year, the development momentum is classified as stagnant.

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Who built it?

Pixoby

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User Sentiment

What do users think recently?

Recent user voice shows a frustrated sentiment. Users appreciate the core coin identification feature provides an engaging experience for users with large coin collections.

How are ratings & reviews evolving?

Google Play
4.13 · 2k
App Store
4.95 · 19

What users say, by theme

What Users Love
  • The core coin identification feature provides an engaging experience for users with large coin collections
What Frustrates Users
  • Image recognition fails to identify specific coin details like letters and numbers on common currency
+ 1 more theme

7 of 7 recent reviews analyzed · limited sample · Frustrated overall

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Competition

Competitive landscape for Coin Identifier - Coinby

How's the Utilities market?

Coinby maintains a 4.94 rating on iOS with 19 reviews, but the Android version holds a 4.13 rating across 1,677 reviews. The disparity in volume and rating suggests the Android base is significantly more sensitive to the current monetization and accuracy limitations.

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The rivals identified

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The Analyst's Read

Key takeaways for Coin Identifier - Coinby

Where is it heading?

The numismatic utility market is consolidating, and Coinby's lack of recent feature investment leaves it exposed to competitors with faster iteration cycles. Without a pivot to improve recognition accuracy or adjust the paywall, the app will likely see continued erosion of its Android user base.

  • The 12-month development freeze prevents the app from addressing recognition failures, which compounds the negative sentiment regarding the current monetization model.

The SWOT

Core Strengths
  • Cross-platform sync builds a persistent collection database that increases user switching costs.
Critical Frictions 1 weakness inside
Growth Levers
  • Implement a tiered recognition system to align monetization with user expectations for free basic identification.
Market Threats 1 threat identified

Next best moves

1 Pivot · 1 Maintain

Pivot monetization to a tiered model because current paywalls on inaccurate identification drive negative sentiment → improve rating baseline.

+ 1 more prioritized move

The counter-intuitive read

The app's stagnation is a strategic risk that…

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Bottom line

Coinby must pivot its monetization strategy to align with the current performance of its AI scanner, as gating inaccurate identification behind a paywall is actively eroding the user base. Addressing recognition accuracy is the only way to justify the current revenue model.

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FAQ

Is Coinby free to use?
Coinby uses a freemium model. While the app is free to download, users report that core identification features are gated behind a paywall, which has been a source of frustration for those expecting free access.
How accurate is the coin scanner?
Recent user reviews indicate that the scanner frequently fails to identify critical markings, such as letters and numbers, on common currency, leading to dissatisfaction with the identification process.
Can I use Coinby on both my phone and computer?
Yes, Coinby supports cross-platform synchronization, allowing you to manage your collection database across iOS, Android, and web platforms.

Sources

  1. [1] Play Store listing
  2. [2] Developer website, source
  3. [3] App Store listing

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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 Coin Identifier - Coinby, 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. “Coin Identifier - Coinby Intelligence Report.” Updated Sep 22, 2026. https://marlvel.ai/apps/coin-identifier-coinby

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