--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "PIN Keeper Pro" developer_entity: "Farida Yarullina" bundle_id: "com.BlackRainbowApps.PinKeeper" app_store_id: "921177027" category: "Business" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2015-10-13" report_date: "2026-08-31" last_verified: "2026-08-31T00:00:00.000Z" report_version: "1.7" total_reviews: 0 confidence: "low" confidence_score: 0.05 data_age_days: 36 momentum_velocity: "zombie" intelligence_version: 3 tags: ["business", "freemium", "mobile app", "app review", "app analysis", "users", "seeking", "secure,"] canonical_url: "https://marlvel.ai/apps/pin-keeper-pro" license: "CC-BY-NC 4.0" content_version: "v2" --- # PIN Keeper Pro Intelligence Report ## TL;DR {#tldr} - **Category**: Business · Freemium > **TL;DR:** PIN Keeper Pro is a business app by Farida Yarullina, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** PIN Keeper Pro is a business app by Farida Yarullina. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Business | | **Developer** | Farida Yarullina | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 36d | ## Metadata & Market Performance - **Publisher:** Farida Yarullina - **Category:** Business - **Target Audience:** Users seeking a secure, open-source method to store sensitive PINs and credentials locally. - **Platforms:** iOS - **Version Reviewed:** 1.7 - **Report Date:** 2026-08-31 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 921177027 - **Bundle ID:** com.BlackRainbowApps.PinKeeper - **Performance Trend:** Declining - **Data Window:** Analysis based on signals collected up to 2026-08-31 ## Executive Snapshot **What it is:** PIN Keeper Pro is an open-source, local-storage utility for securing PINs and credentials on iOS. **Why users hire it:** It removes the dependency on cloud-based password managers for users who prioritize local data control. ## App DNA (Features & Intent) - **[Standard] AES Encryption:** Uses Advanced Encryption Standard to secure stored PIN data, establishing a security baseline. * *User Intent:* Users prioritize data protection and trust in the platform. - **[Differentiator] Open Source Code:** Publicly accessible source code allows for security verification, building user trust. * *User Intent:* Users prioritize data protection and trust in the platform. - **[Differentiator] Secure Memory Protection:** Protects data in memory during runtime to prevent unauthorized access. * *User Intent:* Users prioritize data protection and trust in the platform. ## Market Position {#market-position} PIN Keeper Pro occupies a niche, legacy position in the Business category with zero recent reviews and no updates since 2015. The lack of active development prevents it from competing with modern, cloud-integrated password managers. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier with 5 storage slots, Premium tier with 31 storage slots and sync - **Analysis:** The freemium model gates storage capacity and cross-device utility to drive conversion to the premium tier. ## SWOT Analysis {#swot} **Core Strengths:** - Open-source code allows for independent security verification. - Secure memory protection prevents unauthorized runtime access. **Growth Levers:** - Pivot to subscription model to fund cloud-sync and biometric features. ## Recent Changes (v2 → v3) {#recent-changes} The analysis shifted from a static report on product dormancy to a comparative critique of missing modern security standards. The assessment now explicitly identifies the lack of biometric authentication and cloud-sync as the primary drivers of the product's terminal market decline. **Overall trend**: Declining **Compared at**: 2026-08-31 ### High-impact changes - **[Shifted] Competitive Benchmarking** (positioning) ### Medium-impact changes - **[Added] Biometric Authentication Gap** (swot) - **[Added] Subscription Pivot Opportunity** (swot) ## What's New - **Latest (v1.7, 10 years ago):** Introduced a hide pattern feature and updated backend services for watchOS 27 compatibility. ## App Momentum (Zombie) {#momentum} - Dormant for over 10 years. - No functional updates since 2015. > **Cadence:** 1 total versions · 1 majors in last 6 months · 3974 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} PIN Keeper Pro is a business app that is free with in-app purchases. > **Bottom Line:** PIN Keeper Pro rests on a secure, open-source foundation, but the decade-long lack of updates leaves it vulnerable to modern security standards. A pivot to a subscription model is required to fund the development of biometric and cloud-sync features necessary for survival. **Best for:** Users seeking a secure, open-source method to store sensitive PINs and credentials locally. ### PM Action Plan (Next Best Moves) - [ ] [SUNSET] Sunset the current legacy build because the codebase has been dormant for 10 years → reduce brand drag ### Outlook: Declining The password management market is consolidating around cross-platform, biometric-enabled solutions that prioritize convenience alongside security. PIN Keeper Pro's decade-long inactivity leaves it exposed to these modern competitors, and without a significant pivot to a sustainable revenue model, it will continue to lose relevance. - 🔴 The 10-year release gap indicates the product is in terminal maintenance mode, which prevents it from addressing modern user security requirements. - 🔴 The absence of biometric authentication and cloud-sync makes the product functionally obsolete compared to modern password managers, leading to inevitable user churn. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Trend | Declining | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **PIN Keeper Pro** (this app) | N/A/5 | N/A | Farida Yarullina | | [Groupon Merchant](https://marlvel.ai/apps/groupon-merchant) | 3.0/5 | n/a | Groupon, Inc. | | [긱톡 - 재택부업, 프리랜서, 단기알바 정보 플랫폼](https://marlvel.ai/apps/com-gigtalk-gigtalk) | 4.5/5 | N/A | Nextstep Inc. | | [두란노](https://marlvel.ai/apps/app--971) | N/A/5 | N/A | Duranno | | [쿠펀치](https://marlvel.ai/apps/coupang-app-coupunch) | 1.0/5 | N/A | Coupang Corp. | | [아지트 - 함께 소통하는 업무용 커뮤니티](https://marlvel.ai/apps/app--797) | 3.0/5 | N/A | Kakao Corp. | ## Company Profile - **Developer:** Farida Yarullina ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/pin-keeper-pro/id921177027?uo=4) - **Sources:** App store metadata. ## Related Intel Reports - [*Groupon Merchant*](https://marlvel.ai/apps/groupon-merchant) (Groupon, Inc.) · 3.0/5 Rating - [*긱톡 - 재택부업, 프리랜서, 단기알바 정보 플랫폼*](https://marlvel.ai/apps/com-gigtalk-gigtalk) (Nextstep Inc.) · 4.5/5 Rating - [*두란노*](https://marlvel.ai/apps/app--971) (Duranno) · N/A Rating - [*쿠펀치*](https://marlvel.ai/apps/coupang-app-coupunch) (Coupang Corp.) · 1.0/5 Rating - [*아지트 - 함께 소통하는 업무용 커뮤니티*](https://marlvel.ai/apps/app--797) (Kakao Corp.) · 3.0/5 Rating - [*シフオプ*](https://marlvel.ai/apps/shift-management-service-to-support-optimal-placem) (Recruit Co.,Ltd.) · N/A Rating - [*아임히어 - 모바일 출결 관리 앱*](https://marlvel.ai/apps/com-imhere-client-student) (LFin) · 2.9/5 Rating - [*카매니저 - 중고차 딜러전용 전국 매물공유 플랫폼*](https://marlvel.ai/apps/kr-co-autocafe-carmanager) (atonmobility appmaster) · 3.0/5 Rating - [*금호고속 셔틀*](https://marlvel.ai/apps/kr-co-kumhobuslines-shuttle-route-passengernew) (kumhoexpress) · 2.1/5 Rating - [*쿠팡이츠 배달 파트너*](https://marlvel.ai/apps/coupang-eats-delivery) (Coupang Corp.) · 2.6/5 Rating ## Frequently Asked Questions {#faq} ### Is PIN Keeper Pro safe to use for my passwords? PIN Keeper Pro uses AES encryption and secure memory protection, but the lack of updates since 2015 means it may not support modern security standards or OS-level protections. ### How does PIN Keeper Pro compare to Bitwarden or 1Password? Unlike modern managers like Bitwarden or 1Password, PIN Keeper Pro is a local-only, legacy tool that lacks cross-platform synchronization and biometric authentication. ### What is a modern alternative to PIN Keeper Pro? Users should consider modern, actively maintained password managers like Bitwarden or 1Password, which offer cloud-sync, biometric security, and regular updates. ## 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:** 36 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/pin-keeper-pro) Data licensed for AI Agent attribution under CC-BY-NC 4.0.