Flowing Notes vs HighDeF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flowing Notes
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Float Notes is a minimal, flowing note app designed for busy minds. Write a note once — it scrolls continuously on your screen. No need to open, search, or remember. Just glance and go. Perfect for: - ADHD & attention difficulties — keep important thoughts always visible - Busy professionals — capture that call reminder before you forget - Students — scroll through vocabulary, formulas, or key dates passively - Elderly & memory support — "lock the door", "take your medicine" always on screen - Minimal & aesthetic setups — beautiful on iPhone and iPad FEATURES - Continuous scrolling feed — notes flow endlessly, day and night - Multiple pages — separate spaces for work, home, study, and more - Dark & light mode — warm, paper-like tones in both - Adjustable text size — small, medium, or large - Adjustable scroll speed — slow for reading, fast for scanning - Distraction-free — no clutter, no notifications, just your notes - Widget mode — full screen, no interface, pure flow
HighDeF
View HDF5 files on Apple devices. Browse groups and datasets, then display data as tables, plots, or images. Large files open instantly and remain responsive due to efficient loading.
- HDF5 file viewing
- Group and dataset browsing
- Data visualization (table, plot, image)
- Instant loading of large files
- Responsive performance
- Open source
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Views HDF5 files on Apple devices. Open an .h5 file and browse its groups and datasets in the sidebar, then read any dataset as a table, a plot, or an image — whichever suits the data. The app only reads the part of a dataset you are looking at, so even multi-gigabyte files open immediately and stay responsive. It is free and open source, and built on the HDF5 library.
Screenshots
Verdict
The clearest difference is device support: HighDeF at 3 against Flowing Notes's —. Flowing Notes's advantage is iOS requirement (15.1 vs 26.0). On price and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Flowing Notes | HighDeF |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 5 weeks |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | — | iPhone, iPad, Mac — better |
| Requires iOS | 15.1 — better | 26.0 |
| Further details — not scored | ||
| Size | 23 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Funda Sengun | Twarge LLC |
In-app purchases
Flowing Notes
No in-app purchases
HighDeF
No in-app purchases









