Brainwave vs Simple_Day
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Brainwave
Capture and organize your thoughts with this note-taking application. Create calendar events, reminders, and export notes in various formats. Protect sensitive information with password protection and manage your data with backup and restore options.
- Organize notes with tags
- Password protect sensitive notes
- Create calendar events and reminders
- Export notes to PDF or text
- Supports various links (web, phone, maps)
- Backup and restore notes
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Transfer your ideas from brain wave to Brainwave. • Organize on the fly by tagging notes with any number of tags • Flag important notes; password protect sensitive notes • Create calendar events and reminders based on your notes • Change the size and font of the text • Export notes directly from Brainwave to a variety of destinations, in formats including: ◦ Email as PDF ◦ Send to Dropbox or almost any app as PDF ◦ Email as text • Create restore points, backing up all notes to a single file • Supports links (web, phone numbers, map addresses - that can even be opened in Google Maps, calendar dates) • Numerous configuration options • Length of a note is limited only by device memory • Supports all device orientations Sometimes an idea can circle around and around in your mind - like a whirlpool swirling, or a tidal wave growing, it confuses, it overwhelms, and it isn't until you write it down that it becomes clear. Write it down. Get it out. Record it before it’s washed away. Free your mind to work on other thoughts. Store your brain waves in Brainwave.
Simple_Day
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Simple_Day gives you the simplest and most user-friendly planning on the market. We'll have up and running in a matter of minutes - eliminating time-consuming training, complex requirements specifications, and redundant industry modules. Simple_Day is flexible and definitions of resources and activities can be infinitely varied, allowing any type of business to meet its individual planning needs. Quick planning of tasks on employees and other resources of the company. Visual overview of “who, what, where and when”. Simple_Day can be integrated directly with your calendar. It is also possible to integrate with your existing systems, so reservations can appear directly in Simple_Day.
Screenshots
Verdict
The clearest difference is price: Simple_Day at Free against Brainwave's $0.99. Simple_Day also leads on update cadence (fortnightly vs every 3 months). Brainwave's advantage is iOS requirement (11.0 vs 15.1). On ads, in-app purchases 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
Simple_Day is free to download; Brainwave costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Brainwave ships an update every 3 months, Simple_Day fortnightly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.
| Parameter | Brainwave | Simple_Day |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 9 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Zymbiotic Technologies | Bean ApS |
In-app purchases
Brainwave
No in-app purchases
Simple_Day
No in-app purchases









