Nocturnum vs ABCdabra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nocturnum
Capture ideas quickly and organize them with Markdown formatting. This app provides a focused writing environment that remains fast and efficient as your note collection grows. Easily sort, search, and access your thoughts for seamless productivity.
- Quick idea capture
- Markdown formatting
- Workspace and notebook organization
- Fast search functionality
- JSON and Markdown export
- Inbox for temporary notes
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Nocturnum helps you capture ideas quickly, shape them with Markdown, and keep your notes easy to find. It gives you a calm writing space that stays fast as your library grows. From quick thoughts to deep project docs, everything stays clear and organized. Use Nocturnum as your daily note workspace on iPhone and iPad. You can write, sort, search, and return to the right context without losing momentum. **Capture Without Friction** Create notes from anywhere in the app and start writing immediately. Inbox keeps fast captures safe until you are ready to organize them. **Organize by Context** Group notes into workspaces, notebooks, and sub-notebooks that match how you think. Reorder key lists so active projects stay at the top. **Write Clearly in Markdown** Use headings, lists, checklists, links, and code blocks to keep ideas structured. Rich formatting stays readable while editing and reviewing. **Find What Matters Fast** Search across titles and note content to jump directly to the detail you need. Built-in views like Recent and Favorites help you resume work in seconds. **Keep Ownership of Your Data** Export full JSON backups when you need a complete snapshot of your library. Export markdown files for portable archives and import backups when restoring. Download Nocturnum today and build a notes system you can trust every day.
ABCdabra
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ABCdabra is a local-first notebook for iPhone and iPad built around fast A–Z navigation—not folders you have to manage. Pick a letter. Add a note. Find it again in seconds. Whether it’s P for Passwords, C for Car, T for Travel, or M for Meetings, you choose what each letter means. The compact A–Z index sits beside your notes so the whole alphabet is always one tap away. PRIVATE & LOCAL FIRST • Works without an account or internet • Your notes stay on your device • Start writing the moment you open the app NOTES MADE OF BLOCKS Build each note as a vertical stack of blocks—add what you need, in the order you want: • Text • Photos (camera or gallery) • Drawings • Voice recordings • Files • Dates (with optional calendar handoff) • Current location Organize blocks, focus on what matters, and keep everything in one place without a complicated editor. FIND & ORGANIZE • Side A–Z index for quick jumps • Search across your notebook • Favorites for notes you use often • Trash with restore when you need it SHARE & EXPORT • Share photos, files, and other blocks when you want • Export notes to PDF • Back up your notebook to Files or cloud storage you already use BUILT FOR EVERYDAY USE ABCdabra is designed for people who think in letters and topics—not nested folders. Capture ideas, references, receipts, voice memos, and reminders in a notebook that stays simple, fast, and yours. Download ABCdabra and start your A–Z notebook today.
Screenshots
Verdict
The clearest difference is in-app purchases: ABCdabra at none against Nocturnum's 1. ABCdabra also leads on iOS requirement (15.0 vs 26.0). On price, ads 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. Nocturnum sells 1 one-off in-app purchase. ABCdabra asks for nothing beyond the download.
| Parameter | Nocturnum | ABCdabra |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 26.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Fishington Studios | ruslan kozlov |
In-app purchases
Nocturnum
- Upgrade to Pro$4.99
ABCdabra
No in-app purchases









