# Spark vs NJ Crash

The clearest difference is review sentiment: Spark at 75% against NJ Crash's 0%. Spark also leads on rating (4.8 vs 1.4) and ratings volume (7.5K vs 7). NJ Crash's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spark sells 2 one-off in-app purchases. NJ Crash asks for nothing beyond the download.

Spark holds the better App Store score, 4.8 against 1.4. That said, the two scores are not equally well evidenced: Spark has 7.5K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 75% of Spark's written reviews are positive against 0% of NJ Crash's.

Spark ships an update every 5 weeks, NJ Crash every 3 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spark | NJ Crash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.5K ratings)](https://appshunter.io/ios/app/spark-shift-calendar/id390915382/reviews)** | [1.4 (7 ratings)](https://appshunter.io/ios/app/nj-crash/id1541144573/reviews) |
| Number of ratings | **7.5K** | 7 |
| Positive reviews | **74.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 30 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E.L.K. Equities LLC](https://appshunter.io/developer/1775442602) | [LexisNexis Risk Solutions FL Inc.](https://appshunter.io/developer/437590819) |

## 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


### NJ Crash

[App page](https://appshunter.io/ios/app/nj-crash/id1541144573)

This app offers a streamlined way for New Jersey law enforcement to capture crash data at the scene, replacing paper reports. It also provides public access to crash statistics through interactive dashboards.

**Highlights:** Real-time crash data capture, Electronic report submission, Public crash data dashboards, Secure law enforcement access, Replaces paper reports

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

**In-app purchases:** none


## Frequently asked questions

### Is Spark free?

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

### Is NJ Crash free?

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

### Which has better reviews, Spark or NJ Crash?

Spark is rated higher. Spark averages 4.8 out of 5 from 7.5K ratings, while NJ Crash averages 1.4 from 7 ratings.

### Do Spark or NJ Crash have ads?

Neither Spark nor NJ Crash shows ads.

### Which is updated more often, Spark or NJ Crash?

Spark ships an update every 5 weeks, and NJ Crash every 3 months. Most recently, Spark was updated on October 22, 2026 and NJ Crash on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*