--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Stackd - Lego Collection" developer_entity: "AYDIN ALI GURSOY" bundle_id: "stackd.Stackd" app_store_id: "6759178924" category: "Productivity" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-03-24" report_date: "2026-10-05" last_verified: "2026-10-05T00:00:00.000Z" report_version: "1.0" total_reviews: 0 confidence: "low" confidence_score: 0.05 data_age_days: 38 momentum_velocity: "zombie" intelligence_version: 2 tags: ["productivity", "freemium", "mobile app", "app review", "app analysis", "collectors", "investors", "monitor"] canonical_url: "https://marlvel.ai/apps/stackd-lego-collection" license: "CC-BY-NC 4.0" content_version: "v2" --- # Stackd - Lego Collection Intelligence Report ## TL;DR {#tldr} - **Category**: Productivity · Freemium > **TL;DR:** Stackd - Lego Collection is a productivity app by AYDIN ALI GURSOY, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Stackd - Lego Collection is a productivity app by AYDIN ALI GURSOY. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Productivity | | **Developer** | AYDIN ALI GURSOY | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 38d | ## Metadata & Market Performance - **Publisher:** AYDIN ALI GURSOY - **Category:** Productivity - **Target Audience:** LEGO collectors and investors who need to monitor the market value and financial performance of their physical sets. - **Platforms:** iOS - **Version Reviewed:** 1.0 - **Report Date:** 2026-10-05 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 6759178924 - **Bundle ID:** stackd.Stackd - **Data Window:** Analysis based on signals collected up to 2026-10-05 ## Executive Snapshot **What it is:** Stackd is a portfolio tracking app for LEGO collectors on iOS that monitors set values and investment performance. **Why users hire it:** It replaces manual spreadsheet tracking with automated valuation data, removing the cognitive cost of monitoring fluctuating market prices for physical assets. ## App DNA (Features & Intent) - **[Standard] LEGO Portfolio Tracking:** Database search and manual entry for sets and minifigures including purchase price, quantity, and condition. * *User Intent:* Users want to quickly find relevant content or features. - **[Differentiator] Real-time Market Valuation:** Automated price updates for collection items powered by BrickEconomy data. - **[Differentiator] Portfolio Performance Analytics:** Visual charts for 30-day performance and return percentages. * *User Intent:* Users want visibility into their own performance and progress. ## Market Position {#market-position} Stackd occupies a niche within the Productivity category, focusing on asset management for physical collectibles. The lack of updates since the March 2026 release suggests a static position that has not yet established a significant footprint in the broader app store charts. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier limited to 10 items, Premium tier for unlimited items and advanced analytics - **Analysis:** The freemium model uses a hard item-count cap to force conversion for power users and serious investors. ## SWOT Analysis {#swot} **Core Strengths:** - BrickEconomy data integration automates asset valuation - Clean interface design reduces collector onboarding friction **Growth Levers:** - Social-sharing features could drive organic user acquisition ## App Momentum (Zombie) {#momentum} - Launched initial version March 2026. - Inactive for over six months. > **Cadence:** 1 total versions · 1 majors in last 6 months · 194 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Stackd - Lego Collection is a productivity app that is free with in-app purchases. > **Bottom Line:** Stackd offers a functional tool for LEGO asset tracking, but the lack of development activity since launch creates a significant retention risk. Establishing a consistent update cadence is necessary to signal to users that the app remains a reliable long-term investment tracker. **Best for:** LEGO collectors and investors who need to monitor the market value and financial performance of their physical sets. ### PM Action Plan (Next Best Moves) - [ ] [MAINTAIN] Ship a minor update to confirm active maintenance because the six-month silence erodes user trust → stabilize retention ### Outlook: Mixed The market for specialized collector tools is increasingly competitive, and Stackd's current maintenance-only posture leaves it exposed to more active rivals. Without a clear roadmap for feature expansion, the app will struggle to retain power users who require consistent data and platform improvements. - 🔴 The lack of updates since March 2026 signals a potential abandonment of the product, which discourages new user adoption. - ⚪ The reliance on BrickEconomy data provides a solid foundation for valuation, but it lacks the community features that drive long-term engagement. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Mixed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Stackd - Lego Collection** (this app) | N/A/5 | N/A | AYDIN ALI GURSOY | | [HitWave](https://marlvel.ai/apps/ciendor-applications-hitwave) | 2.5/5 | Mixed | Ciendor Holdings Corp. LTD | | [VPN 360: Fast & Secure Proxy](https://marlvel.ai/apps/co-infinitysoft-vpn360) | 4.5/5 | Mixed | Pango GmbH | | [VPN - Super Unlimited Proxy](https://marlvel.ai/apps/vpn-super-unlimited-proxy) | 4.7/5 | Thrilled | Mobile Jump Pte Ltd | | [ChatGPT](https://marlvel.ai/apps/chatgpt) | 4.8/5 | n/a | OpenAI OpCo, LLC | | [Clean Swell](https://marlvel.ai/apps/clean-swell) | 3.9/5 | n/a | Ocean Conservancy | ## Company Profile - **Developer:** AYDIN ALI GURSOY ## Data Sources & Links - **App Store ID:** 6759178924 - **Sources:** App store metadata. ## Related Intel Reports - [*HitWave*](https://marlvel.ai/apps/ciendor-applications-hitwave) (Ciendor Holdings Corp. LTD) · 2.5/5 Rating - [*VPN 360: Fast & Secure Proxy*](https://marlvel.ai/apps/co-infinitysoft-vpn360) (Pango GmbH) · 4.5/5 Rating - [*VPN - Super Unlimited Proxy*](https://marlvel.ai/apps/vpn-super-unlimited-proxy) (Mobile Jump Pte Ltd) · 4.7/5 Rating | Excellent Sentiment - [*ChatGPT*](https://marlvel.ai/apps/chatgpt) (OpenAI OpCo, LLC) · 4.8/5 Rating - [*Clean Swell*](https://marlvel.ai/apps/clean-swell) (Ocean Conservancy) · 3.9/5 Rating - [*Data Tree Manager*](https://marlvel.ai/apps/data-tree-manager) (Vsevolod Migdisov) · N/A Rating - [*DoughLab - Baking Recipe Lab*](https://marlvel.ai/apps/doughlab-baking-recipe-lab) (Jeong-soo Park) · N/A Rating - [*Infomaniak Euria*](https://marlvel.ai/apps/infomaniak-euria) (Infomaniak Network SA) · 4.8/5 Rating - [*Inuvika OVD Mobile Client*](https://marlvel.ai/apps/inuvika-ovd-mobile-client) (Inuvika) · 5.0/5 Rating | Excellent Sentiment - [*Lumo AI by Proton*](https://marlvel.ai/apps/lumo-ai-by-proton) (Proton AG) · 3.9/5 Rating ## Frequently Asked Questions {#faq} ### Is Stackd free to use? Stackd offers a free tier that allows users to track up to 10 LEGO items. Unlimited item tracking and advanced analytics are gated behind a premium subscription. ### How does Stackd determine the value of my LEGO sets? Stackd uses real-time market data powered by BrickEconomy to provide up-to-date valuations for your collection. ### Is Stackd still being updated? Stackd has not received a store update since its initial release in March 2026. ## 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:** 0.05/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** 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:** 38 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/stackd-lego-collection) Data licensed for AI Agent attribution under CC-BY-NC 4.0.