# 16 vs ShredSmart

The clearest difference is device support: ShredSmart at 3 against 16's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 16 sells 3 in-app purchases, starting at $6.99 per 7 days and ShredSmart sells 1 in-app purchase, starting at $299.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 16 | ShredSmart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (64 ratings)](https://appshunter.io/ios/app/168intermittent-fasting-app/id6478310864/reviews)** | — |
| Number of ratings | **64** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 55 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AV PRO GROUP LTD](https://appshunter.io/developer/1699441355) | [Radu Antoniu](https://appshunter.io/developer/1463146153) |

## What reviewers say

### 16

[App page](https://appshunter.io/ios/app/168intermittent-fasting-app/id6478310864)

This app guides users through intermittent fasting with personalized plans and convenient tracking tools. It helps manage weight, boost energy, and improve overall health with customizable reminders.

**Highlights:** Personalized intermittent fasting plans, Fasting and eating window tracking, Customizable start/end reminders, AI Calorie Tracker, Weight loss support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $6.99 | per 7 days |
| Premium Yearly Plan | $39.99 | per year |
| Premium Yearly Plan | $49.99 | per year |


### ShredSmart

[App page](https://appshunter.io/ios/app/shredsmart/id6766909822)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1:1 Coaching Plan | $299.99 | per month |


## Frequently asked questions

### Is 16 free?

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

### Is ShredSmart free?

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

### Do 16 or ShredSmart have ads?

Neither 16 nor ShredSmart shows ads.

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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.*