--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Stamp Identifier & Stamp Value" developer_entity: "AI POWERED APPS" bundle_id: "com.stamps.identifier" app_store_id: "6745150651" google_play_id: "com.colnect.identify.stamp" category: "Lifestyle" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-04-16" report_date: "2026-07-30" last_verified: "2026-07-30T00:00:00.000Z" report_version: "2.9.6" total_reviews: 2023 overall_rating: 3.7 confidence: "low" confidence_score: 0.2 data_age_days: 17 momentum_velocity: "maintenance" intelligence_version: 3 nemesis: "Stamp Identifier: Stamp Scan" competitor_count: 9 tags: ["lifestyle", "freemium", "mobile app", "app review", "app analysis", "stamp", "collectors", "ranging"] canonical_url: "https://marlvel.ai/apps/stamp-identifier-stamp-value" license: "CC-BY-NC 4.0" content_version: "v2" --- # Stamp Identifier & Stamp Value Intelligence Report ## TL;DR {#tldr} - **Category**: Lifestyle · Freemium - **Signal**: Rating 3.66 > **TL;DR:** Stamp Identifier & Stamp Value is a lifestyle app by AI POWERED APPS, rated 3.66/5 by 2K users, available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Stamp Identifier & Stamp Value is a lifestyle app by AI POWERED APPS. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.66/5 (2K reviews) | | **Category** | Lifestyle | | **Developer** | AI POWERED APPS | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 17d | ## Metadata & Market Performance - **Publisher:** AI POWERED APPS - **Category:** Lifestyle - **Target Audience:** Stamp collectors ranging from casual hobbyists identifying inherited items to serious philatelists managing extensive portfolios. - **Platforms:** iOS & Android - **Version Reviewed:** 1.5 - **Report Date:** 2026-07-30 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.2/1.0) - **App Store ID (iOS):** 6745150651 - **Bundle ID:** com.stamps.identifier - **Google Play ID:** com.colnect.identify.stamp - **Performance Trend:** Declining - **Data Window:** Analysis based on signals collected up to 2026-07-30 - **Short Description:** Identify any postal stamp quickly with your camera and see detailed catalog info ## Executive Snapshot **What it is:** Stamp Identifier & Stamp Value is a camera-based identification and portfolio management tool for stamp collectors on iOS and Android. **Why users hire it:** It removes the time cost of manual catalog cross-referencing by automating identification and providing real-time market pricing for inherited or acquired collections. ## App DNA (Features & Intent) - **[Differentiator] AI Stamp Recognition:** Camera-based image identification for stamp name, country, year, and condition. Revenue: Core utility drives initial app adoption. * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior. - **[Differentiator] Human Expert Review:** Manual identification service for stamps not recognized by the AI scanner. Revenue: B2B partnership leverages community network. * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior. - **[Standard] Collection Management:** Digital portfolio tracking with sorting and filtering by country, date, value, or rarity. Revenue: Retention via high switching costs. * *User Intent:* Users want to quickly find relevant content or features. ## Market Position {#market-position} Stamp Identifier & Stamp Value holds a presence in the Lifestyle category, with recent grossing chart entries in 7 international markets including Ireland and New Zealand. The lack of a top-tier overall chart rank suggests the app serves a niche, high-intent audience rather than a mass-market demographic. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier with ad support, In-app purchases for advanced features - **Analysis:** Freemium model relies on ad-supported identification tools to drive volume, with IAP monetization for power users. ## SWOT Analysis {#swot} **Core Strengths:** - AI-powered image recognition reduces the cognitive barrier to entry for novice collectors - Human expert review service resolves edge cases that automated scanners fail to identify **Growth Levers:** - Integration of a social trading marketplace could leverage existing portfolio management to drive recurring revenue - Localized pricing in high-ARPU markets could increase conversion among serious philatelists ## Recent Changes (v2 → v3) {#recent-changes} The app has shifted to a maintenance-only development cycle, characterized by a 104-day update gap and the addition of a human-expert identification service to supplement its core AI scanner. **Overall trend**: Declining **Compared at**: 2026-07-30 ### High-impact changes - **[Added] Human Expert Review** (features) - **[Added] Maintenance-mode development** (swot) ### Medium-impact changes - **[Added] Android performance issues** (swot) - **[Added] Feature-parity erosion** (swot) ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### Stamp Identifier & Stamp Value vs Stamp Identifier: Stamp Scan - Top Rival - **Stamp Identifier: Stamp Scan** by Stamp Identifier Team: Direct competitor offering identical AI-powered stamp recognition and valuation features for the same philatelist user base. - **StampCollector: Value & Manage** by Philately Tech: Focuses on the same core job of cataloging collections and providing real-time market pricing for stamps. ### Contenders (Strong Challengers) - **Colnect Collector** by Colnect: A massive, established database for collectors that provides deep historical data and community-driven valuation. - **Stamp Identifier - Scan & Value** by Collectibles AI: Uses similar computer vision technology to identify stamps and track collection value in a mobile-first format. ### Peers (What They Do Better) - **[Coin Identifier - Coin Scan](https://marlvel.ai/apps/coin-identifier-scanner-snap)** by Collectibles AI: Adjacent hobbyist market; users who collect stamps often collect coins, and the AI identification workflow is identical. - **[Antique Identifier](https://marlvel.ai/apps/antique-id-vintage-identifier)** by Antique Experts: Broadens the scope to general antiques, competing for the same 'collector' demographic looking for valuation tools. - **Delcampe** by Delcampe International: A major marketplace for philatelists that provides real-world transaction data, serving as a secondary source for stamp values. ### New Kids on the Block (What's Innovative) - **Collectify: Hobby Tracker** by Collectify Labs: A modern, cross-category collection management app gaining traction with a cleaner UI and social sharing features. - **ScanIt: All-in-One Collector** by Visionary Apps: A newer entrant using advanced machine learning to identify multiple types of collectibles, including stamps, in a single interface. ## What's New - **Latest (v2.9.6, 3 months ago):** Minor performance optimizations for the stamp collecting interface. ## App Momentum (Maintenance) {#momentum} - Ships minor performance optimizations. - No new feature builds in 3 months. > **Cadence:** 3 total versions · 0 majors in last 6 months · 104 days since last update · 25 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Stamp Identifier & Stamp Value is a lifestyle app that is free with in-app purchases. It holds a 3.66/5 rating from 2K reviews. > **Bottom Line:** The app's identification utility retains casual collectors, but the maintenance-mode cadence risks losing power users to more active community platforms. Prioritizing core AI accuracy would stabilize the Android rating, which is currently the primary drag on user sentiment. **Best for:** Stamp collectors ranging from casual hobbyists identifying inherited items to serious philatelists managing extensive portfolios. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Audit AI identification accuracy because the 3.47 Android rating suggests performance gaps → improve retention ### Feature Gaps vs Competitors - Integrated social trading marketplace (available in Colnect but absent here) ### Outlook: Stable The philately market is consolidating around platforms that offer both identification and social trading. Stamp Identifier & Stamp Value remains stable in the short term due to its niche utility, but the lack of feature expansion will likely result in churn to more active rivals by Q4. - 🔴 The 104-day update gap signals a shift to maintenance mode, which will likely lead to gradual rating erosion as competitors iterate faster. - 🟢 Recent grossing chart entries in international markets indicate that the core identification utility still holds value for a global collector base. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.66/5 | | Total Reviews | 2K | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Trend | Declining | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Stamp Identifier & Stamp Value** (this app) | 3.66/5 | N/A | AI POWERED APPS | | [Antique ID: Vintage Identifier](https://marlvel.ai/apps/antique-id-vintage-identifier) | 1.0/5 | N/A | Youssef Agnaou | | [Coin Identifier: Scanner・Snap](https://marlvel.ai/apps/coin-identifier-scanner-snap) | 4.4/5 | N/A | Sokol Tafa | | [Alarmy - Loud alarm clock](https://marlvel.ai/apps/alarmy-loud-alarm-clock) | 4.8/5 | Excited | Delight Room Co., Ltd. | | [Tinder Dating App: Date & Chat](https://marlvel.ai/apps/tinder-dating-app-date-chat) | 4.0/5 | n/a | Tinder LLC | | [Alarmie: Easy Rise Alarm Clock](https://marlvel.ai/apps/alarmie-easy-rise-alarm-clock) | 4.4/5 | Mixed | Jintian Wang | ## Company Profile - **Developer:** AI POWERED APPS - **Website:** [https://colnect.com/](https://colnect.com/) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/stamp-identifier-stamp-value/id6745150651?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.colnect.identify.stamp&hl=en&gl=us) - **Dev Site:** [Official Website](https://colnect.com/) - **Sources:** Developer website content, App store metadata. ## Related Intel Reports - [*Antique ID: Vintage Identifier*](https://marlvel.ai/apps/antique-id-vintage-identifier) (Youssef Agnaou) · 1.0/5 Rating - [*Coin Identifier: Scanner・Snap*](https://marlvel.ai/apps/coin-identifier-scanner-snap) (Sokol Tafa) · 4.4/5 Rating - [*Alarmy - Loud alarm clock*](https://marlvel.ai/apps/alarmy-loud-alarm-clock) (Delight Room Co., Ltd.) · 4.8/5 Rating | Positive Sentiment - [*Tinder Dating App: Date & Chat*](https://marlvel.ai/apps/tinder-dating-app-date-chat) (Tinder LLC) · 4.0/5 Rating - [*Alarmie: Easy Rise Alarm Clock*](https://marlvel.ai/apps/alarmie-easy-rise-alarm-clock) (Jintian Wang) · 4.4/5 Rating - [*AlarmMon ( alarm clock )*](https://marlvel.ai/apps/alarmmon-alarm-clock) (Malang Studio Co. Ltd,) · 4.3/5 Rating - [*Swiftime*](https://marlvel.ai/apps/swiftime) (MEDIANO Co.,Ltd.) · 4.5/5 Rating | Positive Sentiment - [*마주*](https://marlvel.ai/apps/an-offline-network-where-you-meet-through-qr-codes) (lvher) · N/A Rating - [*모앗*](https://marlvel.ai/apps/moat-moatapp) (JUNSEOK LEE) · N/A Rating - [*야기*](https://marlvel.ai/apps/tistory-88yhtserof-yagi) (Yunhwi Lim) · N/A Rating ## Frequently Asked Questions {#faq} ### Is Stamp Identifier & Stamp Value free to use? Yes, the app is free to download and offers identification and catalog tools supported by in-app advertisements. Advanced features are available via in-app purchases. ### How does this app compare to Colnect? While both apps serve collectors, Colnect provides a deep, community-driven catalog and social trading features. Stamp Identifier & Stamp Value focuses on AI-powered camera identification for quick scanning. ### Is this app suitable for professional philatelists? The app is designed for all levels, but serious philatelists may find the AI identification less accurate than manual, community-verified catalogs found on specialized platforms. ### What are some alternatives for stamp identification? Collectors often use Colnect for its extensive community-verified database or physical stamp catalogs for historical reference. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.2/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** developer website, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 17 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/stamp-identifier-stamp-value) Data licensed for AI Agent attribution under CC-BY-NC 4.0.