Binary vs ayi9
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Binary
This utility displays time using binary code represented by LED-style buttons. It offers customizable display modes, an alarm, and a countdown timer, making it educational for learning binary counting.
- Binary time display
- 24 or 12 hour mode
- Alarm clock functionality
- Countdown timer
- Customizable button colors
- Optional sound alerts
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Display time using LED-type buttons that correspond to binary values for the hours, minutes, and seconds. Educational for learning binary counting. Options: * 24 or 12 hour mode * Alarm Clock * Countdown Timer mode * Optional "beep" sound * Select a variety of colors for the buttons.
ayi9
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Ayi9 IoT Management Platform Built on the wlink IoT protocol, Ayi9 focuses on full-lifecycle management of UPS, air conditioners, voltage regulators, and solar systems. With "remote, real-time, intelligent" features, it’s a core O&M tool across industries. I. Core Functions 1. Equipment Monitoring It collects/analyzes key data in real time (via dashboards/reports), covering: UPS: Input/output voltage/current, battery level, fault alarms. Air conditioners: Mode, temp (set/actual), wind speed, component status. Voltage regulators: Input fluctuation, output stability, load rate. Solar systems: PV power generation, inverter efficiency, battery status. 2. Remote/Local Operation Users control equipment anywhere: UPS: Remote on/off, mode switching, parameter adjustment. Air conditioners: Temp setting, mode/wind speed change, scheduled on/off. Voltage regulators: Output calibration, protection activation. Solar systems: Inverter control, battery threshold adjustment. II. Technical Foundation: wlink Protocol Low latency: Fast data sync and command execution. High reliability: Anti-interference, stable connection in complex environments. Security: Encrypted transmission, preventing tampering/leakage. III. Application Scenarios Widely used in: Telecom: Equipment room UPS/air conditioner monitoring. Base stations: UPS/solar system management. Finance: ATM voltage regulator/UPS monitoring. Transportation: Expressway toll system UPS monitoring. Energy: Solar power station equipment management.
Screenshots
Verdict
The clearest difference is update cadence: ayi9 at every 3 months against Binary's every 13 months. Binary's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.6). On price, ads 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.
Binary ships an update every 13 months, ayi9 every 3 months. The most recent releases landed on August 20, 2026 and September 14, 2026 respectively.
| Parameter | Binary | ayi9 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 13 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 16 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Wyllys Ingersoll | 汉民 杨 |
In-app purchases
Binary
No in-app purchases
ayi9
No in-app purchases








