| Core Identity |
| Developer | Roxwin Vietnam Technologies Company Limited | Google | Microsoft Corporation | Google | Notion Labs, Incorporated | Readdle Technologies Limited | Vulcan Labs Company Limited | InnerGrow |
| Category | Productivity | Productivity | Productivity | Productivity | Productivity | Productivity | Productivity | Productivity |
| Platform | iOS | iOS, Android | Android, iOS | iOS, Android | Android, iOS | Android, iOS | iOS, Android | iOS, Android |
| Store Metrics |
| Rating | 3.5 / 5 | 4.3 / 5 | 4.7 / 5 | 4.6 / 5 | 4.8 / 5 | 4.8 / 5 | 4.6 / 5 | 4.8 / 5 |
| Ratings Count | 29 | 61,654 | 1,035,361 | 28,828 | 82,804 | 614,518 | 161,526 | 139,175 |
| Price | USD1.99 | Free | Free | Free | Free | Free | Free | Free |
| Release Date | Apr 18, 2017 | Nov 16, 2010 | Jan 18, 2011 | Sep 24, 2015 | Sep 14, 2017 | Apr 1, 2010 | May 11, 2021 | Jan 31, 2019 |
| Last Updated | Dec 9, 2025 | May 1, 2026 | May 4, 2026 | May 4, 2026 | May 5, 2026 | Apr 14, 2026 | May 6, 2026 | Apr 14, 2026 |
| Sentiment & Reviews |
| Sentiment | mixed | mixed | terrible | mixed | negative | positive | mixed | - |
| Score | 45/100 | 45/100 | 15/100 | 55/100 | 35/100 | 78/100 | 65/100 | - |
| Praises | - The T9 dialing interface provides a highly efficient way to search contacts quickly
- Handy widget functionality allows for rapid access to frequently dialed contact numbers
| - Reliable secondary phone number management keeps personal and business communications organized across multiple devices
| - Cross-device synchronization allows users to access notes across multiple platforms for daily productivity
| - Cross-device synchronization allows users to maintain a consistent note-taking habit across multiple hardware platforms
- Simple and clean interface design facilitates quick capture of daily thoughts and important life events
| - Relational database structure provides powerful organization for personal and professional knowledge management
| - Ease of Use and Interface
- Cross-Platform/Device Utility
| - Versatile AI model switching allows users to solve complex tasks and generate creative content effectively
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| Complaints | - Application stability issues cause frequent crashes upon opening or selecting specific contacts
| - Mandatory identity verification requirements alienate users seeking anonymous or private communication channels
| - Critical synchronization failures and data loss incidents render the application unreliable for daily use
| - Systematic application crashes and performance instability following the latest update disrupt the core note-taking workflow
- Forced integration with external task management applications creates unnecessary friction and bloat for existing users
| - Frequent app crashes and UI freezing during text editing sessions on mobile devices
| - Aggressive Monetization
- Performance and Stability Issues
| - Aggressive subscription prompts and misleading trial offers create significant friction during the initial user experience
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| Requests | - Implementation of biometric authentication to secure contact data on the lock screen
| - Integration with native messaging platforms would improve the user experience for daily communication
| - Improved stylus and pen tool support for handwriting recognition and better brush customization
| - Granular text formatting options including bold, italics, and font customization are requested for better organization
- In-note search functionality is required to locate specific keywords within long documents without manual scrolling
| - Toggle switch to disable or hide AI features from the primary interface
| - | - Implementation of a functional home screen widget to improve accessibility for daily task management
| - |
| Strategic Intel |
| Strengths | - T9-search prioritization logic reduces user time-to-action
- One-handed keypad layout improves ergonomic accessibility
- Widget-based speed dial drives daily app usage frequency
| - Workspace integration provides frictionless deployment for existing Google users
- Cross-device sync increases daily utility
| - System-level Microsoft 365 integration drives enterprise adoption
- Free unlimited sync lowers switching costs
- Infinite canvas supports complex project workflows
| - System-level Google Workspace integration increases switching costs
- Cross-device sync reliability sustains daily habit
- Voice-to-text transcription reduces mobile capture friction
| - Relational database engine enables complex knowledge management systems
- Template library lowers barrier to entry for new users
| - Modern and intuitive UI/UX compared to legacy competitors
- Advanced AI integration (transcription, smart eraser)
- Massive social proof with 2.2M+ ratings
| - Multi-model hub aggregates frontier LLMs into one interface, increasing user utility
- Cross-device sync creates high switching costs for power users
- Deep research tool provides professional-grade citation capabilities
| - |
| Weaknesses | - High crash frequency during contact selection
- Broken custom background rendering in the interface
- Security concerns regarding lock-screen contact access
| - Identity verification requirements alienate privacy-focused users
- Message delivery failures disrupt professional communication
| - Critical sync failures post-update
- 0.7-star rating gap between iOS and Android
- Frequent read-only mode locks
| - 0.7★ Android-iOS rating gap indicates platform-specific instability
- Lack of in-note search forces manual scrolling
- No native biometric security for sensitive notes
| - Mobile app crashes during long editing sessions
- Forced AI elements disrupt core UI
| - User friction from aggressive subscription paywalls
- Performance regressions (crashing, overheating) in recent updates
- Lack of granular network protocol depth compared to GoodReader
| - Aggressive subscription prompts drive 1★ review volume
- Inconsistent conversation context retention limits long-form task utility
- Technical instability on mobile platforms causes recurring error messages
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| Pricing | paid | subscription | freemium | free | freemium | freemium | subscription | free |
| Momentum | Steady | Active | Active | Intense | Active | Active | Active | Intense |
| Update Cadence | 5 versions | 5 versions, ~6d avg | 5 versions, ~9d avg | 5 versions, ~10d avg | 5 versions, ~5d avg | 5 versions, 1 majors/6mo, ~7d avg | 5 versions, 4 majors/6mo, ~10d avg | 5 versions |
