# ExView® vs Smart Flow Meter

The clearest difference is update cadence: Smart Flow Meter at every 3 weeks against ExView®'s every 6 months. Smart Flow Meter also leads on iOS requirement (11.0 vs 13.0). 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.

ExView® ships an update every 6 months, Smart Flow Meter every 3 weeks. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ExView® | Smart Flow Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/exview/id1547400277/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 92 MB | 21 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Extech Instruments](https://appshunter.io/developer/966942122) | [洪义 戴](https://appshunter.io/developer/1260898042) |

## What reviewers say

### ExView®

[App page](https://appshunter.io/ios/app/exview/id1547400277)

This app connects to compatible meters to collect, trend, and analyze environmental data remotely. It allows for real-time monitoring, setting alarms, and generating custom PDF reports with photos. Data can be easily shared with team members.

**Highlights:** Remote data collection and trending, Real-time dashboard view, Bluetooth connectivity up to 90m, Programmable high/low alarms, Export data as CSV, Generate custom PDF reports, Attach photos to reports

**In-app purchases:** none


### Smart Flow Meter

[App page](https://appshunter.io/ios/app/smart-flow-meter/id6470349170)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ExView® free?

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

### Is Smart Flow Meter free?

Smart Flow Meter is free to download, with no in-app purchases.

### Do ExView® or Smart Flow Meter have ads?

Neither ExView® nor Smart Flow Meter shows ads.

### Which is updated more often, ExView® or Smart Flow Meter?

ExView® ships an update every 6 months, and Smart Flow Meter every 3 weeks. Most recently, ExView® was updated on October 10, 2026 and Smart Flow Meter on October 18, 2026.

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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.*