# Gridlines Training vs Diesel

The clearest difference is iOS requirement: Diesel at 16.0 against Gridlines Training's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Gridlines Training ships an update every 3 weeks, Diesel fortnightly. The most recent releases landed on October 21, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Gridlines Training | Diesel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (16 ratings)](https://appshunter.io/ios/app/diesel/id6807587405/reviews)** |
| Number of ratings | — | **16** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 31 MB | 38 MB |
| Requires iOS | 26.2 | **16.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kyle Joseph Wilcox](https://appshunter.io/developer/6791792827) | [DIESEL FITNESS, INC.](https://appshunter.io/developer/1886793917) |

## What reviewers say

### Gridlines Training

[App page](https://appshunter.io/ios/app/gridlines-training/id6791792271)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Diesel

[App page](https://appshunter.io/ios/app/diesel/id6807587405)

Browse class schedules, filter by type, and book reservations. Manage your upcoming classes and stay committed to your fitness goals with easy access to class packs and memberships.

**Highlights:** Purchase class packs and memberships, Browse and filter class schedules, Book class reservations, Manage upcoming classes, Stay organized with fitness goals

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Gridlines Training free?

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

### Is Diesel free?

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

### Do Gridlines Training or Diesel have ads?

Neither Gridlines Training nor Diesel shows ads.

### Which is updated more often, Gridlines Training or Diesel?

Gridlines Training ships an update every 3 weeks, and Diesel fortnightly. Most recently, Gridlines Training was updated on October 21, 2026 and Diesel on October 17, 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.*