# SipUs vs Flowna

The clearest difference is in-app purchases: Flowna at none against SipUs's 2. Flowna also leads on iOS requirement (15.1 vs 17.0). SipUs's advantage is update cadence (every 4 days vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. SipUs sells 2 in-app purchases, starting at $0.99 per month. Flowna asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SipUs against 5.0 for Flowna. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

SipUs ships an update every 4 days, Flowna every 3 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SipUs | Flowna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/sipus-water-tracker/id6755955244/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/flowna/id6758525441/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Freemium | **Free** |
| Size | 20 MB | 50 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Andrew Stanton](https://appshunter.io/developer/1857590260) | [Wafa Akbar](https://appshunter.io/developer/1863118752) |

## What reviewers say

### SipUs

[App page](https://appshunter.io/ios/app/sipus-water-tracker/id6755955244)

This app helps you build healthy hydration habits by tracking your water and beverage intake. It offers personalized goals, smart reminders, and detailed insights into your progress. Gamified elements like growing a plant keep you motivated.

**Highlights:** Log water with a single tap, Track 15+ beverages (Pro), Personalized hydration goals, Intelligent, customizable reminders, Detailed daily, weekly, monthly charts, Apple Health integration, Gamified streak tracking

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Annual | $7.99 | per year |


### Flowna

[App page](https://appshunter.io/ios/app/flowna/id6758525441)

This app helps you understand your menstrual cycle with intuitive tracking and personalized insights. It prioritizes your privacy by storing all data locally on your device, offering a secure and ad-free experience.

**Highlights:** Intuitive cycle dashboard, Period and fertile window predictions, Log flow, symptoms, mood, and medications, Calendar heatmap and phase duration breakdowns, Local data storage with no account needed, Apple Health and Apple Watch integration, Smart, customizable notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is SipUs free?

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

### Is Flowna free?

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

### Which has better reviews, SipUs or Flowna?

SipUs and Flowna are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do SipUs or Flowna have ads?

Neither SipUs nor Flowna shows ads.

### Which is updated more often, SipUs or Flowna?

SipUs ships an update every 4 days, and Flowna every 3 months. Most recently, SipUs was updated on November 5, 2026 and Flowna 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.*