# Fasting interval 16 vs VitaSolace

The clearest difference is update cadence: Fasting interval 16 at weekly against VitaSolace's every 2 weeks. Fasting interval 16 also leads on iOS requirement (11.0 vs 16.6). 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.

Fasting interval 16 ships an update weekly, VitaSolace every 2 weeks. The most recent releases landed on June 1, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Fasting interval 16 | VitaSolace |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free | — |
| Size | 25 MB | 31 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Dirk Storjohann](https://appshunter.io/developer/1456635825) | [Mohamed Elgaafary](https://appshunter.io/developer/1617540850) |

## What reviewers say

### Fasting interval 16

[App page](https://appshunter.io/ios/app/fasting-interval-168/id1494623370)

This app helps you track your intermittent fasting schedule. Simply input your fasting start time, and it will monitor your progress and notify you when your fasting interval concludes. It's designed to support your intermittent fasting journey.

**Highlights:** Intermittent fasting tracking, Fasting start time input, Fasting interval end notification, Supports 16:8 fasting schedule, Proven effectiveness support

**Features:** macOS Compatibility

**In-app purchases:** none


### VitaSolace

[App page](https://appshunter.io/ios/app/vitasolace-fasting-tracker/id6502611348)

**In-app purchases:** none


## Frequently asked questions

### Is Fasting interval 16 free?

Fasting interval 16 is free to download, with no in-app purchases.

### Is VitaSolace free?

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

### Do Fasting interval 16 or VitaSolace have ads?

Neither Fasting interval 16 nor VitaSolace shows ads.

### Which is updated more often, Fasting interval 16 or VitaSolace?

Fasting interval 16 ships an update weekly, and VitaSolace every 2 weeks. Most recently, Fasting interval 16 was updated on June 1, 2026 and VitaSolace on September 11, 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.*