--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "NoteCrypt Encrypted Notes" developer_entity: "App Nursery" bundle_id: "com.vindilabs.NoteCrypt" app_store_id: "897154139" google_play_id: "com.infinityprogramming.krypticnotes" category: "Productivity" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-02-03" report_date: "2026-04-19" report_version: "1.2.2" total_reviews: 188 overall_rating: 3.01 confidence: "low" confidence_score: 0.25 data_age_days: 74 intelligence_version: 2 tags: ["productivity", "free", "mobile app", "app review", "app analysis", "privacy-conscious", "users", "require"] canonical_url: "https://marlvel.ai/apps/com-vindilabs-notecrypt" license: "CC-BY-NC 4.0" last_verified: "2026-04-19T15:00:06.801Z" --- # NoteCrypt Encrypted Notes App Audit > **TL;DR:** NoteCrypt Encrypted Notes is a productivity app by App Nursery, rated 3.01/5 by 188 users, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** NoteCrypt Encrypted Notes is a productivity app by App Nursery. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.01/5 (188 reviews) | | **Category** | Productivity | | **Developer** | App Nursery | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.25/1.0) | | **Data Age** | 74d | ## Metadata & Market Performance - **Publisher:** App Nursery - **Category:** Productivity - **Target Audience:** Privacy-conscious users who require a strictly offline, encrypted environment for sensitive information. - **Platforms:** iOS & Android - **Version Audited:** 1.2.2 - **Audit Date:** 2026-04-19 - **Signal Count:** 5 reviews analyzed - **Confidence:** Low (0.25/1.0) - **App Store ID (iOS):** 897154139 - **Bundle ID:** com.vindilabs.NoteCrypt - **Google Play ID:** com.infinityprogramming.krypticnotes - **Data Window:** Analysis based on signals collected up to 2026-04-19 - **Short Description:** Simple app for keeping your notes secure ## Executive Snapshot NoteCrypt is a productivity tool designed for high-security note-taking using 256-bit AES encryption and PBKDF2 key stretching. It prioritizes privacy by excluding cloud integration, analytics, and biometric authentication, ensuring data remains local and inaccessible without the user's password. ## App DNA (Features & Intent) - **[Standard] Robust Encryption:** Applies 256-bit AES encryption to the entire database, including metadata, to prevent unauthorized access. * *User Intent:* Users prioritize data protection and trust in the platform. - **[Standard] Zero-Knowledge Architecture:** Does not store user passwords or utilize cloud backups, ensuring data cannot be decrypted by the developer or third parties. * *User Intent:* Users expect seamless access across multiple devices. - **[Standard] Privacy-First Design:** Includes security measures such as clearing in-memory data upon exit and preventing notes from appearing in the app switcher. * *User Intent:* Users prioritize data protection and trust in the platform. - **[Standard] Anti-Tamper Protections:** Utilizes salt to mitigate rainbow table attacks and avoids biometric logins to maintain a strict security posture. * *User Intent:* Users are motivated by consistent progression and daily incentives. ## Monetization Strategy - **Model:** Free - **Price:** iOS: $2.99 ## The "So What?" (Strategic Takeaway) NoteCrypt Encrypted Notes is an established productivity app that is completely free. With a 3.01/5 rating from 188 reviews, it shows polarized user reception. > **Bottom Line:** While the app offers high-level encryption, users report critical data access issues following device resets or updates, highlighting a lack of recovery options. **Best for:** Privacy-conscious users who require a strictly offline, encrypted environment for sensitive information. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.01/5 | | Total Reviews | 188 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **NoteCrypt Encrypted Notes** (this app) | 3.01/5 | N/A | App Nursery | | [Mitsu: AI Life Coach](https://marlvel.ai/apps/mitsu-ai-life-coach) | N/A/5 | Mixed | C2 Insights | | [ChatGPT](https://marlvel.ai/apps/chatgpt) | 4.8/5 | Excited | OpenAI OpCo, LLC | | [Pattrn - Discipline Tracker](https://marlvel.ai/apps/pattrn-discipline-tracker) | 4.8/5 | Excited | Pedro Schott | | [Today I Done: Habit Tracker](https://marlvel.ai/apps/today-i-done-habit-tracker) | 4.3/5 | N/A | Shriansh Shrivastava | | [VPN - Super Unlimited Proxy](https://marlvel.ai/apps/vpn-super-unlimited-proxy) | 4.7/5 | Thrilled | Mobile Jump Pte Ltd | ## Company Profile - **Developer:** App Nursery - **Website:** [https://www.notecrypt.app](https://www.notecrypt.app) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/notecrypt-encrypted-notes/id897154139?uo=2) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.infinityprogramming.krypticnotes&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.notecrypt.app) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Mitsu: AI Life Coach*](https://marlvel.ai/apps/mitsu-ai-life-coach) (C2 Insights) — N/A Rating | Mixed Sentiment - [*ChatGPT*](https://marlvel.ai/apps/chatgpt) (OpenAI OpCo, LLC) — 4.8/5 Rating | Positive Sentiment - [*Pattrn - Discipline Tracker*](https://marlvel.ai/apps/pattrn-discipline-tracker) (Pedro Schott) — 4.8/5 Rating | Positive Sentiment - [*Today I Done: Habit Tracker*](https://marlvel.ai/apps/today-i-done-habit-tracker) (Shriansh Shrivastava) — 4.3/5 Rating | N/A Sentiment - [*VPN - Super Unlimited Proxy*](https://marlvel.ai/apps/vpn-super-unlimited-proxy) (Mobile Jump Pte Ltd) — 4.7/5 Rating | Excellent Sentiment - [*Aquarimate*](https://marlvel.ai/apps/wiselogic-aquarimate) (WiseLogic Inc) — 4.4/5 Rating | N/A Sentiment - [*Xmind - Mind Map & Brainstorm*](https://marlvel.ai/apps/xmind-mind-map-brainstorm) (Xmind Ltd.) — 4.8/5 Rating | N/A Sentiment - [*Beat Procrastination with AJ*](https://marlvel.ai/apps/beat-procrastination-with-aj) (Universal Relaxation Ltd) — 4.5/5 Rating | Positive Sentiment - [*Clockify Time Tracker*](https://marlvel.ai/apps/clockify-time-tracker) (CAKE.com) — 4.6/5 Rating | N/A Sentiment - [*ShadowX VPN: Secure Faster VPN*](https://marlvel.ai/apps/shadowx-vpn-secure-faster-vpn) (65535 Limited) — 4.4/5 Rating | Mixed Sentiment ## Methodology This report was generated by Marlvel.ai's 3-stage AI intelligence pipeline: 1. **Feature & Positioning Extraction** — Analyzes app metadata, developer website content, and version history to identify key features, target audience, and competitive positioning. 2. **Sentiment Analysis** — Processes user reviews (minimum 5 reviews required) to extract praise themes, complaint themes, and overall sentiment with evidence quotes. 3. **Intelligence Synthesis** — Combines stages 1 & 2 with App Store rankings to produce SWOT analysis, executive summary, and actionable insights. - **Confidence Score:** 0.25/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 5 - **Data Sources:** user reviews, 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:** 74 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/com-vindilabs-notecrypt) Data licensed for AI Agent attribution under CC-BY-NC 4.0.