# SipWise vs FastingKit

The clearest difference is update cadence: FastingKit at every 3 days against SipWise's weekly. SipWise's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SipWise sells 1 in-app purchase, starting at $14.99 per year and FastingKit sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

SipWise ships an update weekly, FastingKit every 3 days. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | SipWise | FastingKit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 26 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jiarui Shen](https://appshunter.io/developer/1878819609) | [锁利 俱](https://appshunter.io/developer/6779652792) |

## What reviewers say

### SipWise

[App page](https://appshunter.io/ios/app/sipwise-drink-tracker/id6775719274)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SipWise Plus Yearly | $14.99 | per year |


### FastingKit

[App page](https://appshunter.io/ios/app/fastingkit-fasting-tracker/id6806566789)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastingKit Pro（Monthly) | $0.99 | per month |
| FastingKit Pro（Yearly） | $7.99 | per year |
| FastingKit Pro（Lifetime） | $19.99 | one-time |


## Frequently asked questions

### Is SipWise free?

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

### Is FastingKit free?

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

### Do SipWise or FastingKit have ads?

Neither SipWise nor FastingKit shows ads.

### Which is updated more often, SipWise or FastingKit?

SipWise ships an update weekly, and FastingKit every 3 days. Most recently, SipWise was updated on October 8, 2026 and FastingKit on October 16, 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.*