# iFast vs Big Wave Swim School

The clearest difference is ads: Big Wave Swim School at none against iFast's shown. iFast's advantage is update cadence (every 3 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

iFast ships an update every 3 days, Big Wave Swim School monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | iFast | Big Wave Swim School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (23 ratings)](https://appshunter.io/ios/app/ifast-simple-fast-tracker/id1670053693/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Ad-supported | — |
| Size | 62 MB | 58 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Manu Mehrotra](https://appshunter.io/developer/1607252474) | [iClassPro Inc](https://appshunter.io/developer/1194756576) |

## What reviewers say

### iFast

[App page](https://appshunter.io/ios/app/ifast-simple-fast-tracker/id1670053693)

This app helps you track your fasting periods and monitor your progress towards your health goals. It supports various popular fasting methods, including circadian rhythm fasting and intermittent fasting schedules.

**Highlights:** Track fasting periods, Monitor progress, Support for popular fasting types, Circadian rhythm fasting, Intermittent fasting schedules, Custom prolonged fasts

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

**In-app purchases:** none


### Big Wave Swim School

[App page](https://appshunter.io/ios/app/big-wave-swim-school/id6810413596)

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

**In-app purchases:** none


## Frequently asked questions

### Is iFast free?

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

### Is Big Wave Swim School free?

Big Wave Swim School is free to download, with no in-app purchases.

### Do iFast or Big Wave Swim School have ads?

iFast shows ads; Big Wave Swim School does not.

### Which is updated more often, iFast or Big Wave Swim School?

iFast ships an update every 3 days, and Big Wave Swim School monthly. Most recently, iFast was updated on November 3, 2026 and Big Wave Swim School on October 31, 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.*