# Dolphin Transportation Service vs SchoolBusPre

The clearest difference is update cadence: SchoolBusPre at every 6 weeks against Dolphin Transportation Service's every 21 months. SchoolBusPre also leads on iOS requirement (14 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Dolphin Transportation Service ships an update every 21 months, SchoolBusPre every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Dolphin Transportation Service | SchoolBusPre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dolphin-transportation-service/id1597128767/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 50 MB | 7 MB |
| Requires iOS | 26.0 | **14** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Key Transportation Worldwide](https://appshunter.io/developer/1596780151) | [Eric Tucker](https://appshunter.io/developer/1601598052) |

## What reviewers say

### Dolphin Transportation Service

[App page](https://appshunter.io/ios/app/dolphin-transportation-service/id1597128767)

This service offers transportation solutions across 300 cities globally. It operates with physical offices in key locations like Naples, Sarasota, and Miami.

**Highlights:** Worldwide service coverage, Multiple city offices, Transportation solutions, Global network

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

**In-app purchases:** none


### SchoolBusPre

[App page](https://appshunter.io/ios/app/schoolbuspre-check/id6754342426)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dolphin Transportation Service free?

Dolphin Transportation Service is free to download, with no in-app purchases.

### Is SchoolBusPre free?

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

### Do Dolphin Transportation Service or SchoolBusPre have ads?

Neither Dolphin Transportation Service nor SchoolBusPre shows ads.

### Which is updated more often, Dolphin Transportation Service or SchoolBusPre?

Dolphin Transportation Service ships an update every 21 months, and SchoolBusPre every 6 weeks. Most recently, Dolphin Transportation Service was updated on October 24, 2026 and SchoolBusPre 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.*