# Grind Fit vs LiftDiff

The clearest difference is in-app purchases: LiftDiff at none against Grind Fit's 2. LiftDiff also leads on update cadence (daily vs every 3 days). Grind Fit's advantage is device support (4 vs 1) and iOS requirement (15 vs 26.5). On price and ads there is nothing between them.

Both are free to download. Grind Fit sells 2 in-app purchases, starting at $4.99 per month. LiftDiff asks for nothing beyond the download.

Grind Fit ships an update every 3 days, LiftDiff daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Grind Fit | LiftDiff |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 26 MB | 8 MB |
| Requires iOS | **15** | 26.5 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [mansour mahamat](https://appshunter.io/developer/1729020249) | [Yoshiaki Nozaki](https://appshunter.io/developer/6806490701) |

## What reviewers say

### Grind Fit

[App page](https://appshunter.io/ios/app/grind-fit-workout-tracker/id6708242467)

**Features:** macOS Compatibility, Siri integration

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grind Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


### LiftDiff

[App page](https://appshunter.io/ios/app/liftdiff/id6806490699)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grind Fit free?

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

### Is LiftDiff free?

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

### Do Grind Fit or LiftDiff have ads?

Neither Grind Fit nor LiftDiff shows ads.

### Which is updated more often, Grind Fit or LiftDiff?

Grind Fit ships an update every 3 days, and LiftDiff daily. Most recently, Grind Fit was updated on October 25, 2026 and LiftDiff 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.*