Cloud Outliner vs Key
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cloud Outliner
This app helps you structure your thoughts and tasks into clear, organized lists. It offers visual organization, synchronization across devices, and rich editing features for easy management of your ideas and plans. Share your organized content easily with others.
- Multi-level document management
- Drag & drop reordering
- Swipe to indent
- Rich text formatting
- iCloud synchronization
- Export to PDF and OPML
- Password protection
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Cloud Outliner helps you turn ideas and tasks into clear, structured lists. Capture thoughts instantly, organize them visually, and keep everything synchronized across your Mac, iPhone, and iPad with iCloud. With rich editing, intuitive gestures, and easy sharing, staying organized has never been easier. Install Cloud Outliner and bring clarity to your work and life. Key Features Organize and Protect • Multi-level document manager • Color tags for quick highlights • Password protection • Custom templates • Duplicate documents Powerful Outline Editor • Drag & drop to reorder • Swipe to change indentation • Multi-select for bulk actions • Checkboxes and auto-numbering • Notes for list items • Rich text formatting and highlighting • Collapse or expand any level • Filters, undo/redo, copy/paste • Link and phone number detection • Read-only mode • Wireless keyboard support with shortcuts Sync and Share • Sync across iPhone, iPad, and Mac with iCloud* • Mac version available • Export to PDF, OPML, plain text • Import OPML files • Print via AirPrint • Share by email or messenger Extra • Light and Dark mode • Clean, intuitive design • Portrait and landscape support * Sync with Mac requires Cloud Outliner Pro for macOS, sold separately.
Key
This application uses your device's microphone to capture and decode dual-tone multi-frequency (DTMF) signals in real-time. It displays the decoded numbers instantly on your screen, making it a useful tool for professionals and tech enthusiasts.
- Real-time DTMF signal decoding
- Uses device microphone
- Displays decoded numbers instantly
- Suitable for professionals
- Useful for tech enthusiasts
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Key-Tone-Decoder: Real-Time DTMF Signal Decoder Dual-tone multi-frequency (DTMF) signaling is a telecommunication system that facilitates communication between telephone equipment, other devices, and switching centers using voice-frequency tones over telephone lines. Key-Tone-Decoder leverages your iPhone's microphone to capture these DTMF signals, instantly decoding them and displaying the decoded numbers on your screen in real-time. Perfect for professionals and tech enthusiasts, Key-Tone-Decoder makes it easy to decode DTMF signals right from your device.
Screenshots
Verdict
The clearest difference is review sentiment: Cloud Outliner at 80% against Key's 0%. Cloud Outliner also leads on price (Free vs $0.99) and rating (4.5 vs 1.0). Key's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement 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
Cloud Outliner is free to download; Key costs $0.99 up front. Cloud Outliner sells 1 one-off in-app purchase. Key asks for nothing beyond the download.
Cloud Outliner holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Cloud Outliner has 751 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 80% of Cloud Outliner's written reviews are positive against 0% of Key's.
| Parameter | Cloud Outliner | Key |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.5 (751 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 80.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 751 — better | 1 |
| Update frequency | Every 6 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 23 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Denys Ievenko | NANO ELECTRONICS RESEARCH MUHENDISLIK ARASTIRMA GELISTIRME LIMITED SIRKETI |
Customer experience
Cloud Outliner
Key
Bugs and requests
Cloud Outliner
Reported bugs
3 issues- Crashes and freezes on certain devices
- Issues with restoring Pro purchases on new devices
- Inconsistent syncing behavior between iOS and macOS versions
Requested features
5 requests- Add support for attaching files and images
- Improve export options beyond OPML
- Introduce a true dark mode with black text on dark background
- Add keyboard shortcuts for common actions
- Enhance the ability to move and reorganize outline items
Key
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Cloud Outliner
- Unlock Pro Features$4.99
Key
No in-app purchases









