# Spark vs FireWorks Response App Lite

The clearest difference is in-app purchases: FireWorks Response App Lite at none against Spark's 2. FireWorks Response App Lite also leads on iOS requirement (13.0 vs 15.6). Spark's advantage is rating (4.8 vs 4.3) and ratings volume (7.5K vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Spark sells 2 one-off in-app purchases. FireWorks Response App Lite asks for nothing beyond the download.

Spark holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Spark has 7.5K ratings behind it against 3, so its average is the more settled of the two.

Spark ships an update every 5 weeks, FireWorks Response App Lite every 3 weeks. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Spark | FireWorks Response App Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.5K ratings)](https://appshunter.io/ios/app/spark-shift-calendar/id390915382/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/fireworks-response-app-lite/id6738320899/reviews) |
| Number of ratings | **7.5K** | 3 |
| Positive reviews | 74.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 70 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [E.L.K. Equities LLC](https://appshunter.io/developer/1775442602) | [Eprsys](https://appshunter.io/developer/1691723675) |

## What reviewers say

### Spark

[App page](https://appshunter.io/ios/app/spark-shift-calendar/id390915382)

This app simplifies shift work for professionals like first responders and healthcare workers. It offers full customization, secure cloud syncing, and streamlined shift trading. Plan your life and stay organized with instant visual cues and reliable support.

**Highlights:** Full shift customization, Secure cloud sync, Streamlined shift trades, Instant visual cues, Comprehensive shift coverage, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription Renewal | $0.99 | one-time |
| Initial Annual Subscription | $5.99 | one-time |

**What reviewers like**

- 🚀 Excellent calendar app
- 👍 Easy to use and set up
- 🔒 Secure and reliable
- 💡 Customizable and feature-rich
- 👍 Great for shift work and emergency services

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 💰 Subscription model and pricing issues
- 🔧 Needs more frequent updates
- 🔧 Compatibility issues with newer devices
- 🔧 Lack of certain features (e.g., widgets, dark mode)

**Reported bugs**

- Login and authentication problems
- Data loss and sync issues after updates
- Unreliable performance on some devices

**Requested features**

- Ability to sync with more calendar services
- More customization options
- Improved user interface and design
- Ability to view past schedules and events


### FireWorks Response App Lite

[App page](https://appshunter.io/ios/app/fireworks-response-app-lite/id6738320899)

This app helps fire departments and EMS manage incidents, coordinate teams, and document patient care. It offers real-time alerts, mapping, and offline capabilities for efficient emergency response.

**Highlights:** Real-time alerts and dispatch messages, Mapping and navigation to incident locations, Incident status updates, ePCR documentation, Offline operation with data synchronization, Driver's license scanning for patient info

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spark free?

Spark is free to download, with in-app purchases available.

### Is FireWorks Response App Lite free?

FireWorks Response App Lite is free to download, with no in-app purchases.

### Which has better reviews, Spark or FireWorks Response App Lite?

Spark is rated higher. Spark averages 4.8 out of 5 from 7.5K ratings, while FireWorks Response App Lite averages 4.3 from 3 ratings.

### Do Spark or FireWorks Response App Lite have ads?

Neither Spark nor FireWorks Response App Lite shows ads.

### Which is updated more often, Spark or FireWorks Response App Lite?

Spark ships an update every 5 weeks, and FireWorks Response App Lite every 3 weeks. Most recently, Spark was updated on October 22, 2026 and FireWorks Response App Lite 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.*