# Griswold Controls vs Taco 0018e

The clearest difference is rating: Griswold Controls at 5.0 against Taco 0018e's 4.6. Griswold Controls also leads on iOS requirement (8.0 vs 11). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Griswold Controls holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Griswold Controls | Taco 0018e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/griswold-controls/id945593779/reviews)** | [4.6 (7 ratings)](https://appshunter.io/ios/app/taco-0018e/id1435579502/reviews) |
| Number of ratings | 4 | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 2 MB | 69 MB |
| Requires iOS | **8.0** | 11 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Griswold Controls](https://appshunter.io/developer/608685694) | [Biesse solution](https://appshunter.io/developer/798607122) |

## What reviewers say

### Griswold Controls

[App page](https://appshunter.io/ios/app/griswold-controls/id945593779)

This application assists users in selecting and sizing specific valves for HVAC systems. It supports Griswold QuickSet® Manual Balance Valves, as well as Unimizer® and Automizer® actuated ball valves.

**Highlights:** Valve sizing, Product selection, QuickSet® Manual Balance Valves, Actuated Ball Valves, Unimizer® support, Automizer® support

**Features:** macOS Compatibility

**In-app purchases:** none


### Taco 0018e

[App page](https://appshunter.io/ios/app/taco-0018e/id1435579502)

Monitor and control your hydronic heating system's performance in real-time. Generate detailed reports, optimize settings for efficiency, and diagnose issues remotely. Customize units and language for a personalized experience.

**Highlights:** Real-time performance monitoring, System operation and validation reports, Performance diagnostics and history, Remote flow balancing, Create PDF commissioning reports, Bluetooth communication

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Griswold Controls free?

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

### Is Taco 0018e free?

Taco 0018e is free to download, with no in-app purchases.

### Which has better reviews, Griswold Controls or Taco 0018e?

Griswold Controls is rated higher. Griswold Controls averages 5.0 out of 5 from 4 ratings, while Taco 0018e averages 4.6 from 7 ratings.

### Do Griswold Controls or Taco 0018e have ads?

Neither Griswold Controls nor Taco 0018e shows ads.

### Which is updated more often, Griswold Controls or Taco 0018e?

Griswold Controls ships an update every 2 months, and Taco 0018e every 2 months. Most recently, Griswold Controls was updated on October 14, 2026 and Taco 0018e on October 16, 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.*