Notarized vs Serotonin Boost
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Notarized
This entertainment app offers a magic and mindreading experience. It is a re-release for users who haven't upgraded to newer versions. Find more details by searching for "Notarized - Magic and Mindreading" on the App Store.
- Magic and mindreading experience
- Re-released version
- App Store search for details
- Supports watch and iPhone
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This app has been re-released by theory11 magic, and this version is only for users who have not upgraded. Visit the theory11 account on the App Store for all the details, just search the App Store for "Notarized - Magic and Mindreading"
Serotonin Boost
This app aims to enhance your mood and mental well-being with inspirational quotes and relaxing Lofi music. Discover motivational messages from notable figures and unwind with a curated selection of ambient tunes.
- Motivational quotes
- Celebrity and historian quotes
- Free Lofi music
- Relaxing audio
- Positive vibes promotion
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Serotonin Boost is an App that has several purposes. Serotonin Boost promotes overall good positive vibes and mental health. It has the capability to inspire you when you're feeling unmotivated with motivational quotes from your favorite celebrities to historians. It also can be used to listen to free Lofi music if you want to feel empowered to feeling relaxed. Most Sounds are credited to ZapSlat and images are credited to Unsplash. Street Fighter remix credited to Antoine Lavenant.
Screenshots
Verdict
The clearest difference is ads: Serotonin Boost at none against Notarized's shown. Serotonin Boost also leads on update cadence (daily vs every 5 days) and monetization model (free vs ad-supported). On price, rating, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Notarized holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Serotonin Boost has 19 ratings behind it against 3, so its average is the more settled of the two.
Notarized ships an update every 5 days, Serotonin Boost daily. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.
| Parameter | Notarized | Serotonin Boost |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.8 (19 ratings) |
| Positive reviews | — | 90.9% of reviews |
| Number of ratings | 3 | 19 — better |
| Update frequency | Every 5 days | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 64 MB |
| Age rating | 4+ | 12+ |
| Developer | AndEtc, Inc. | Ahmed Alkazaz |
Customer experience
Notarized
Serotonin Boost
In-app purchases
Notarized
No in-app purchases
Serotonin Boost
No in-app purchases
