# OpenSprinkler vs Average Calculator Professiona

The clearest difference is rating: OpenSprinkler at 3.9 against Average Calculator Professiona's 2.5. OpenSprinkler also leads on ratings volume (29 vs 2). Average Calculator Professiona's advantage is iOS requirement (12.1 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

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

OpenSprinkler holds the better App Store score, 3.9 against 2.5. That said, the two scores are not equally well evidenced: OpenSprinkler has 29 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 65% of OpenSprinkler's written reviews are positive against 67% of Average Calculator Professiona's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 24, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | OpenSprinkler | Average Calculator Professiona |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (29 ratings)](https://appshunter.io/ios/app/opensprinkler/id830988967/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/average-calculator-professiona/id6470942542/reviews) |
| Number of ratings | **29** | 2 |
| Positive reviews | 64.8% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 6 MB | 13 MB |
| Requires iOS | 15.0 | **12.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OpenThings](https://appshunter.io/developer/1526685906) | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) |

## What reviewers say

### OpenSprinkler

[App page](https://appshunter.io/ios/app/opensprinkler/id830988967)

Control your OpenSprinkler irrigation system remotely. Monitor device status, modify watering schedules, and launch programs instantly. Features manual testing, multi-device support, and weather integration.

**Highlights:** Device status monitoring, Program modification, Instant program launch, Manual testing mode, Multi-device support, Weather and forecast integration, Log data visualization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Average Calculator Professiona

[App page](https://appshunter.io/ios/app/average-calculator-professiona/id6470942542)

Easily calculate the average of any set of numbers. Input your values and get the result instantly with this straightforward tool. Designed for simplicity and speed, it removes the complexity from averaging.

**Highlights:** Quick average calculation, Easy value entry, Instant results, Simple interface, No-fuss operation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OpenSprinkler free?

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

### Is Average Calculator Professiona free?

Average Calculator Professiona is free to download, with no in-app purchases.

### Which has better reviews, OpenSprinkler or Average Calculator Professiona?

OpenSprinkler is rated higher. OpenSprinkler averages 3.9 out of 5 from 29 ratings, while Average Calculator Professiona averages 2.5 from 2 ratings.

### Do OpenSprinkler or Average Calculator Professiona have ads?

Neither OpenSprinkler nor Average Calculator Professiona shows ads.

### Which is updated more often, OpenSprinkler or Average Calculator Professiona?

OpenSprinkler ships an update every 2 months, and Average Calculator Professiona every 2 months. Most recently, OpenSprinkler was updated on September 24, 2026 and Average Calculator Professiona on September 5, 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.*