# ShredFast vs D1+

The clearest difference is in-app purchases: D1+ at none against ShredFast's 3. D1+ also leads on ads (none vs shown) and update cadence (every 2 days vs weekly). On price and device support there is nothing between them.

Both are free to download. ShredFast sells 3 in-app purchases, starting at $29.99 per month. D1+ asks for nothing beyond the download.

ShredFast ships an update weekly, D1+ every 2 days. The most recent releases landed on September 30, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ShredFast | D1+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (74 ratings)](https://appshunter.io/ios/app/shredfast/id6755752514/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | 87.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 199 MB | 31 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Shred Fast Global](https://appshunter.io/developer/1856102248) | [D1 Fitness Gym LTD](https://appshunter.io/developer/1883135899) |

## What reviewers say

### ShredFast

[App page](https://appshunter.io/ios/app/shredfast/id6755752514)

Access a growing library of kettlebell and bodyweight HIIT workouts for all levels. Track progress, join a supportive global community, and utilize comprehensive nutrition and mindset plans for lasting wellbeing.

**Highlights:** Kettlebell and bodyweight HIIT workouts, Progress tracking with 'ShredFast hours', Global supportive community, Weekly workouts, Flexible session lengths, Nutrition and mindset plans

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $29.99 | per month |
| 12 Months plan | $179.99 | per year |
| 6 Months plan | $289.99 | per 6 months |


### D1+

[App page](https://appshunter.io/ios/app/d1-plus/id6760197274)

**In-app purchases:** none


## Frequently asked questions

### Is ShredFast free?

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

### Is D1+ free?

D1+ is free to download, with no in-app purchases.

### Do ShredFast or D1+ have ads?

ShredFast shows ads; D1+ does not.

### Which is updated more often, ShredFast or D1+?

ShredFast ships an update weekly, and D1+ every 2 days. Most recently, ShredFast was updated on September 30, 2026 and D1+ on September 10, 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.*