# START On vs Crew Rest Calculator

The clearest difference is review sentiment: START On at 72% against Crew Rest Calculator's 20%. START On also leads on rating (4.6 vs 2.0) and ratings volume (106 vs 6). Crew Rest Calculator's advantage is update cadence (every 5 months vs every 22 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

START On holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: START On has 106 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 72% of START On's written reviews are positive against 20% of Crew Rest Calculator's.

START On ships an update every 22 months, Crew Rest Calculator every 5 months. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | START On | Crew Rest Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (106 ratings)](https://appshunter.io/ios/app/start-on-demand/id1594026146/reviews)** | [2.0 (6 ratings)](https://appshunter.io/ios/app/crew-rest-calculator/id1662243748/reviews) |
| Number of ratings | **106** | 6 |
| Positive reviews | **72.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 134 MB | 30 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Via Transportation, Inc.](https://appshunter.io/developer/657777018) | [WILL3D](https://appshunter.io/developer/1662243750) |

## What reviewers say

### START On

[App page](https://appshunter.io/ios/app/start-on-demand/id1594026146)

Request on-demand rides within a specific service area with ease. This complimentary service connects you from point A to point B quickly and conveniently through a mobile application.

**Highlights:** On-demand ride requests, Point-to-point transportation, Complimentary service, Easy app booking

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Crew Rest Calculator

[App page](https://appshunter.io/ios/app/crew-rest-calculator/id1662243748)

Instantly calculate fair and exact rest periods for flight crews using Zulu time. This app handles standard and complex shift rotations, ensuring no crew member's break is cut short. It offers smart time parsing and organizational tools with alerts.

**Highlights:** Calculate shift rotations in Zulu time, Easy and Advanced calculation modes, Fair rest time distribution, Smart Zulu time parsing (HH:MM, HHMM, HMM), Assign names to rest slots, Vibration and notification alerts

**In-app purchases:** none


## Frequently asked questions

### Is START On free?

START On is free to download, with no in-app purchases.

### Is Crew Rest Calculator free?

Crew Rest Calculator is free to download, with no in-app purchases.

### Which has better reviews, START On or Crew Rest Calculator?

START On is rated higher. START On averages 4.6 out of 5 from 106 ratings, while Crew Rest Calculator averages 2.0 from 6 ratings.

### Do START On or Crew Rest Calculator have ads?

Neither START On nor Crew Rest Calculator shows ads.

### Which is updated more often, START On or Crew Rest Calculator?

START On ships an update every 22 months, and Crew Rest Calculator every 5 months. Most recently, START On was updated on November 5, 2026 and Crew Rest Calculator on November 3, 2026.

---

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