# Spark vs Adashi RollCall

The clearest difference is review sentiment: Spark at 75% against Adashi RollCall's 0%. Spark also leads on rating (4.8 vs 1.6) and ratings volume (7.5K vs 25). Adashi RollCall'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. Adashi RollCall asks for nothing beyond the download.

Spark holds the better App Store score, 4.8 against 1.6. That said, the two scores are not equally well evidenced: Spark has 7.5K ratings behind it against 25, 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 Adashi RollCall's.

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

## The numbers

| Metric | Spark | Adashi RollCall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.5K ratings)](https://appshunter.io/ios/app/spark-shift-calendar/id390915382/reviews)** | [1.6 (25 ratings)](https://appshunter.io/ios/app/adashi-rollcall/id1258834141/reviews) |
| Number of ratings | **7.5K** | 25 |
| 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 | 19 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E.L.K. Equities LLC](https://appshunter.io/developer/1775442602) | [Adashi](https://appshunter.io/developer/991570513) |

## 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


### Adashi RollCall

[App page](https://appshunter.io/ios/app/adashi-rollcall/id1258834141)

Manage duty schedules and assignments on your mobile device. Access daily and future schedules, request time off, trade shifts, and respond to overtime opportunities. Stay connected with personnel through integrated communication features.

**Highlights:** Personalized duty schedule dashboard, Roster and calendar view, Shift trade requests, Time off requests, Overtime opportunity response, Personnel communication

**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 Adashi RollCall free?

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

### Which has better reviews, Spark or Adashi RollCall?

Spark is rated higher. Spark averages 4.8 out of 5 from 7.5K ratings, while Adashi RollCall averages 1.6 from 25 ratings.

### Do Spark or Adashi RollCall have ads?

Neither Spark nor Adashi RollCall shows ads.

### Which is updated more often, Spark or Adashi RollCall?

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