ISD Go vs Duration Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ISD Go
Control and manage wireless smart devices with a user-friendly interface. Connect and operate devices via Bluetooth, and receive automatic firmware updates when new versions are available.
- Connect BLE smart devices
- Wireless device operation
- Automatic firmware detection
- Firmware upgrades
- User-friendly interface
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ISD GO is an APP specially used to connect Aster wireless smart devices, so as to provide users with a more convenient and user-friendly user interface to operate Aster's smart devices. We have added the following features in ISD GO: 1. Bind Esther BLE (Bluetooth Low Energy) smart device Users can bind Aster Bluetooth smart devices with their mobile phones, so that they can wirelessly access and operate the devices through their mobile phones. 2. Firmware upgrade When a new device firmware is released on the official website of Esther, ISD GO will automatically detect it, so as to realize the firmware upgrade of the smart device.
Duration Tracker
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Duration Tracker helps you understand how much time you are truly investing in your work. Simply tap Record to mark the start time, and tap Stop when you finish. The app automatically calculates and displays the duration between the two timestamps, giving you a clear view of how long each session lasts. You can split your work into multiple sessions and track them separately. When needed, select multiple sessions to instantly see the total time spent across all selected activities. With a clean and straightforward interface, Duration Tracker makes it easy to stay aware of your time and focus on what matters most.
Screenshots
Verdict
The clearest difference is device support: ISD Go at 4 against Duration Tracker's 1. ISD Go also leads on iOS requirement (11.0 vs 26.0). On price, update cadence, 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.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 29, 2026 and September 14, 2026 respectively.
| Parameter | ISD Go | Duration Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (30 ratings) — better | — |
| Positive reviews | 18.5% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 11.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 26 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | 深圳艾斯特创新科技有限公司 | Myung Geun Choi |
In-app purchases
ISD Go
No in-app purchases
Duration Tracker
No in-app purchases
