# Response Time Track vs Hydrant Flow Test Calculator

The clearest difference is in-app purchases: Hydrant Flow Test Calculator at none against Response Time Track's 1. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Response Time Track sells 1 in-app purchase, starting at $4.99 per month. Hydrant Flow Test Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Response Time Track against 5.0 for Hydrant Flow Test Calculator. Both are backed by a comparable volume of ratings — 8 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Response Time Track | Hydrant Flow Test Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/response-time-track/id1629269991/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/hydrant-flow-test-calculator/id6759503350/reviews) |
| Number of ratings | **8** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 58 MB | 38 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Owen Bean](https://appshunter.io/developer/1625189467) | [Saleel Anthrathodiyil](https://appshunter.io/developer/1879071811) |

## What reviewers say

### Response Time Track

[App page](https://appshunter.io/ios/app/response-time-track/id1629269991)

This app helps emergency first responders log response times, mileage, and truck details with ease. It allows for reviewing, editing, and exporting records in CSV format for efficient reporting and bookkeeping.

**Highlights:** Log response times, Record mileage and notes, Customize truck information, Review and edit past records, Export data to CSV, Streamline reporting

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Response Time Tracker | $4.99 | per month |


### Hydrant Flow Test Calculator

[App page](https://appshunter.io/ios/app/hydrant-flow-test-calculator/id6759503350)

This tool simplifies hydrant flow testing by calculating total GPM from pitot pressures. It allows for outlet settings, flow extrapolation with a Supply vs Demand curve, and plotting demand points for PASS/FAIL results. Save test data with location and project details for future reference.

**Highlights:** Calculate total GPM from pitot pressures, Configure outlet diameter and hydrant coefficients, Extrapolate flow with Supply vs Demand curve, Plot demand points for PASS/FAIL analysis, Save test results with date, time, and project info, Log hydrant locations via GPS, Review saved test history

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Response Time Track free?

Response Time Track is free to download, with in-app purchases available.

### Is Hydrant Flow Test Calculator free?

Hydrant Flow Test Calculator is free to download, with no in-app purchases.

### Which has better reviews, Response Time Track or Hydrant Flow Test Calculator?

Response Time Track and Hydrant Flow Test Calculator are both rated 5.0 out of 5 on the App Store, from 8 and 4 ratings respectively.

### Do Response Time Track or Hydrant Flow Test Calculator have ads?

Neither Response Time Track nor Hydrant Flow Test Calculator shows ads.

### Which is updated more often, Response Time Track or Hydrant Flow Test Calculator?

Response Time Track ships an update every 5 weeks, and Hydrant Flow Test Calculator every 5 weeks. Most recently, Response Time Track was updated on October 24, 2026 and Hydrant Flow Test Calculator on October 21, 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.*