# Hanna Lab vs Dosing Pump 2

The clearest difference is rating: Hanna Lab at 3.7 against Dosing Pump 2's 1.0. Hanna Lab also leads on review sentiment (45% vs 16%) and ratings volume (11 vs 2). Dosing Pump 2's advantage is update cadence (every 5 weeks vs every 5 months) and iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Hanna Lab holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: Hanna Lab has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 45% of Hanna Lab's written reviews are positive against 16% of Dosing Pump 2's.

Hanna Lab ships an update every 5 months, Dosing Pump 2 every 5 weeks. The most recent releases landed on October 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Hanna Lab | Dosing Pump 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (11 ratings)](https://appshunter.io/ios/app/hanna-lab/id913755813/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/dosing-pump-2/id1247339419/reviews) |
| Number of ratings | **11** | 2 |
| Positive reviews | **45.5% of reviews** | 15.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 32 MB | 15 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hanna Instruments, Inc.](https://appshunter.io/developer/913755816) | [Kamoer Fluild Tech (shanghai) Co., Ltd.](https://appshunter.io/developer/1080922922) |

## What reviewers say

### Hanna Lab

[App page](https://appshunter.io/ios/app/hanna-lab/id913755813)

Transform your mobile device into a professional-grade pH meter or data management system. Connect with compatible Hanna Instruments probes and meters to conduct precise measurements, store data securely, and access it via the cloud.

**Highlights:** pH meter functionality with Bluetooth probes, Data management with compatible meters, Hanna Cloud compatibility for data sync, Live measurements and trend graphs, Data export in PDF and CSV formats, Calibration and logging features

**Features:** macOS Compatibility

**In-app purchases:** none


### Dosing Pump 2

[App page](https://appshunter.io/ios/app/dosing-pump-2/id1247339419)

Control your Kamoer X4 dosing pump with this dedicated aquarium breeding application. Monitor temperature with alarms, set automatic dosing schedules, manually adjust liquid levels, and view real-time liquid bottle status.

**Highlights:** Temperature monitoring with alarm thresholds, Automatic dosing parameter setting, Customizable dosing frequency and quantity, Manual dosing control and calibration, Real-time liquid level display

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hanna Lab free?

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

### Is Dosing Pump 2 free?

Dosing Pump 2 is free to download, with no in-app purchases.

### Which has better reviews, Hanna Lab or Dosing Pump 2?

Hanna Lab is rated higher. Hanna Lab averages 3.7 out of 5 from 11 ratings, while Dosing Pump 2 averages 1.0 from 2 ratings.

### Do Hanna Lab or Dosing Pump 2 have ads?

Neither Hanna Lab nor Dosing Pump 2 shows ads.

### Which is updated more often, Hanna Lab or Dosing Pump 2?

Hanna Lab ships an update every 5 months, and Dosing Pump 2 every 5 weeks. Most recently, Hanna Lab was updated on October 24, 2026 and Dosing Pump 2 on September 30, 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.*