Clock Seconds vs Signature Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clock Seconds
A highly accurate and customizable digital clock that fills your screen. Offers adjustable colors, sizes, and 12/24 hour formats. Designed for minimal battery usage.
- Largest digital clock display
- Accurate atomic time comparison
- Customizable colors and dimensions
- 12/24 hour format options
- Minimal battery consumption design
- Portrait mode settings access
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Largest and most accurate digital clock to fit your screen, with customizable colors, dimensions, 12/24 hour modes, atomic (compare to https://time.gov) , and more. To customize the clock use Portrait, tap the clock to show / hide settings. The app was designed to minimize battery consumption on your device. Compare accuracy to https://time.gov
Signature Notes
Capture ideas in various formats, from rich text and drawings to audio, video, and annotated images. Organize and share notes easily, and sharpen your mind with an integrated sliding puzzle game offering customizable challenges and modes.
- Multiple note types (rich text, drawing, multimedia, checklists, annotated images)
- Full-text search and filtering
- Integrated sliding puzzle game
- Customizable puzzle difficulty and modes
- Custom themes and background music
- Productivity and puzzle statistics tracking
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Signature Notes: Where Productivity Meets Play Signature Notes is a versatile workspace designed to capture your ideas in every medium, paired with a sophisticated puzzle experience to keep your mind sharp. Whether you are documenting a lecture, sketching a masterpiece, or sharing a hidden message through the sliding puzzle game, Signature Notes is your all-in-one creative companion. Comprehensive Note-Taking Suite: Capture information exactly how you want it. Signature Notes offers six distinct note types to ensure you never miss a detail: Rich Text: Professional-grade formatting for organized thoughts and long-form writing. Drawing Canvas: Express your creativity with a full suite of brush controls and a vibrant color palette. Multimedia Capture: Record and playback high-quality Audio and Video directly within your notes. Interactive Checklists: Stay on top of your tasks with inline editing, real-time progress tracking and editable list sharing. Annotated Images: Use your built-in camera to take multiple numbered photos and layer them with text and drawings to provide context or feedback. Organization & Sharing: Find what you need in seconds with Full-Text Search and type-specific filtering. Every note is timestamped for easy tracking, and sharing your work with others is seamless. The Slyde Puzzle Game: Take a break from your tasks with Slyde, a deeply integrated sliding tile puzzle that turns Signature Notes into entertainment. Dynamic Difficulty: Choose your challenge, ranging from Easy (3×3) for a quick mental reset to Hard (9×9) for the ultimate logic test. Game Modes: Classic: Traditional tile-sliding action. Note Mode: Transform your own images and notes into a custom puzzle. Open Shared: Play puzzles sent to you by friends and colleagues. Hidden Reveals: Use the proprietary .slyd file format to share puzzles that reveal a secret image or video only when the recipient completes the challenge. Personalization & Performance Signature Notes adapts to your aesthetic and lifestyle: Custom Themes: Toggle between Light, Dark, and several other color theme modes or choose and save your own custom color schemes to match your vibe. Atmospheric Audio: Enhance your puzzle sessions with a dedicated Background Music System featuring multiple selectable tracks. Track Your Growth: Monitor your productivity and puzzle mastery with detailed Points and Statistics. Access all core features and the full Slyde experience, supported by unobtrusive ads. Download Signature Notes today and start capturing your world—one note (and one puzzle) at a time.
Screenshots
Verdict
The clearest difference is in-app purchases: Signature Notes at none against Clock Seconds's 2. Clock Seconds's advantage is ads (none vs shown) and ratings volume (5 vs 1). On price, rating, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Clock Seconds sells 2 one-off in-app purchases. Signature Notes asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Clock Seconds against 5.0 for Signature Notes. That said, the two scores are not equally well evidenced: Clock Seconds has 5 ratings behind it against 1, so its average is the more settled of the two.
Clock Seconds ships an update every 4 weeks, Signature Notes every 5 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Clock Seconds | Signature Notes |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 4 weeks — better | Every 5 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 22 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | David Engler - Apps | William Wilborn |
Customer experience
Clock Seconds
Signature Notes
In-app purchases
Clock Seconds
- Remove Ads$2.99
- Unlock$9.99
Signature Notes
No in-app purchases
Questions
Is Clock Seconds free?
Is Signature Notes free?
Which has better reviews, Clock Seconds or Signature Notes?
Do Clock Seconds or Signature Notes have ads?
Which is updated more often, Clock Seconds or Signature Notes?
Other comparisons
