Fish Metronome vs Cers IoT
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Fish Metronome
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Fish Metronome is a precision metronome designed for serious practice and performance. Set tempo fast, stay in time, and practice with confidence. Key Features Swipe up/down on either side to adjust tempo quickly Flexible time signature setup (beats per bar + note value) - Optional quarter-note BPM lock when switching time signatures - Accent control: strong / medium / weak / mute - Independent accent sound support - Subdivisions and rhythm patterns (built-in + custom) - Rhythm and section arrangement - Multi-track arrangement support - Count-in beats and count-in sound - Tap Tempo for fast BPM detection - Save presets for one-tap recall - Multiple feedback modes: sound, screen flash, flashlight, vibration Privacy - We do not collect any user data. - All settings and presets are stored locally on your device. Terms of Use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Cers IoT
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CERs IoT is a smart monitoring app that allows users to view real-time COβ and air quality data based on their location. Users can intuitively check air quality conditions and COβ concentrations through the app, and analyze trends in data changes over time and across locations from multiple perspectives. CERs IoT visualizes collected IoT sensor data for users through map POIs and graphs. It can be used in various environments, including homes, offices, and public spaces. Key Features - Real-time data viewing via IoT sensor integration - Monitoring of COβ levels and air quality - Graphs showing hourly data trends - Location-based environmental data monitoring - Intuitive and user-friendly UI Recommended for: - Users who want to manage indoor air quality and COβ levels - Households and offices seeking to maintain a healthy environment - Users interested in utilizing IoT-based environmental data Start managing your environment in a smarter and healthier way with CERs IoT.
Screenshots
Verdict
The clearest difference is in-app purchases: Cers IoT at none against Fish Metronome's 2. Fish Metronome's advantage is update cadence (weekly vs every 2 months) and device support (5 vs 3). On price and ads there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Fish Metronome sells 2 in-app purchases, starting at $1.99 per 7 days. Cers IoT asks for nothing beyond the download.
Fish Metronome ships an update weekly, Cers IoT every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Fish Metronome | Cers IoT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly β better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch β better | iPhone, iPad, iPod |
| Requires iOS | 13.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 36 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | δΉζ³ ε€ | (μ£Ό)μ¨μ ν |
In-app purchases
Fish Metronome
- Weekly Plan$1.997 Days
- Yearly Plan$49.991 Year
Cers IoT
No in-app purchases









