# unloading meter vs Smart Flow Meter

unloading meter and Smart Flow Meter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

unloading meter ships an update every 2 months, Smart Flow Meter every 3 weeks. The most recent releases landed on September 13, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | unloading meter | Smart Flow Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 42 MB | 21 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Zhejiang Koeo Petroleum Machinery Co.,Ltd](https://appshunter.io/developer/1527963988) | [洪义 戴](https://appshunter.io/developer/1260898042) |

## What reviewers say

### unloading meter

[App page](https://appshunter.io/ios/app/unloading-meter/id1575907612)

**Features:** macOS Compatibility

**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 unloading meter free?

unloading meter 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 unloading meter or Smart Flow Meter have ads?

Neither unloading meter nor Smart Flow Meter shows ads.

### Which is updated more often, unloading meter or Smart Flow Meter?

unloading meter ships an update every 2 months, and Smart Flow Meter every 3 weeks. Most recently, unloading meter was updated on September 13, 2026 and Smart Flow Meter on September 14, 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.*