Orevan Events vs Mouth Detection
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Orevan Events
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We’re on a mission to make check-in a breeze for your team, and a great experience for your guests.
Mouth Detection
This utility app focuses on detecting when a mouth is open. It identifies key points and landmarks related to the mouth.
- Detects mouth opening
- Identifies facial landmarks
- Focuses on mouth detection
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Detecting mouth opening. #mouth, detection, landmark, facial organ, organ point
Screenshots
Verdict
The clearest difference is ads: Orevan Events at none against Mouth Detection's shown. Orevan Events also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.7.2). Mouth Detection's advantage is update cadence (fortnightly vs monthly). 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.
Orevan Events ships an update monthly, Mouth Detection fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Orevan Events | Mouth Detection |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.7.2 |
| Further details — not scored | ||
| Size | 59 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | OREVAN LLC | Hideaki Uchikoshi |
In-app purchases
Orevan Events
No in-app purchases
Mouth Detection
No in-app purchases
Questions
Is Orevan Events free?
Is Mouth Detection free?
Do Orevan Events or Mouth Detection have ads?
Which is updated more often, Orevan Events or Mouth Detection?
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