# ISD Go vs PopAlert

The clearest difference is iOS requirement: ISD Go at 11.0 against PopAlert's 14.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ISD Go | PopAlert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (31 ratings)](https://appshunter.io/ios/app/isd-go/id1447072980/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 18.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 26 MB | 3 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳艾斯特创新科技有限公司](https://appshunter.io/developer/1405370693) | [MVI Systems Ltd.](https://appshunter.io/developer/1229576168) |

## What reviewers say

### ISD Go

[App page](https://appshunter.io/ios/app/isd-go/id1447072980)

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.

**Highlights:** Connect BLE smart devices, Wireless device operation, Automatic firmware detection, Firmware upgrades, User-friendly interface

**In-app purchases:** none

**What reviewers like**

- 👍 Easy firmware updates (sometimes)
- 👍 Practical app interface
- 👍 Works for some users
- 👍 Good hardware functionality (without app)

**What reviewers complain about**

- 🐛 Frequent connection drops (Bluetooth)
- 🐛 Firmware update failures
- 🐛 Device not detected
- 🐛 App crashes
- 🐛 Inaccurate readings/settings

**Reported bugs**

- App crashes during updates
- Device not recognized by app
- Abnormal network connection for firmware server
- App not updated for current iOS
- Bluetooth not reconnecting

**Requested features**

- Update app for current iOS
- Fix firmware update issues
- Improve Bluetooth connection stability
- Allow discharging to lower voltages (e.g., 0.0V)
- Increase discharge current options


### PopAlert

[App page](https://appshunter.io/ios/app/popalert/id6504279442)

**In-app purchases:** none


## Frequently asked questions

### Is ISD Go free?

ISD Go is free to download, with no in-app purchases.

### Is PopAlert free?

PopAlert is free to download, with no in-app purchases.

### Do ISD Go or PopAlert have ads?

Neither ISD Go nor PopAlert shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*