# Watimer vs WaterFlow

The clearest difference is rating: Watimer at 5.0 against WaterFlow's 3.0. Watimer also leads on iOS requirement (15.0 vs 17.0). WaterFlow's advantage is update cadence (every 2 weeks vs every 10 months) and monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Watimer sells 2 in-app purchases, starting at $4.99 per month and WaterFlow sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Watimer holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Watimer ships an update every 10 months, WaterFlow every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Watimer | WaterFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/watimer-hydration-reminder/id6741464170/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/waterflow-hydration-log/id6747625932/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 16 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [Hakan FIRAT](https://appshunter.io/developer/1822075353) |

## What reviewers say

### Watimer

[App page](https://appshunter.io/ios/app/watimer-hydration-reminder/id6741464170)

This app helps you maintain a healthy lifestyle by providing timely reminders to drink water. Easily log your intake and manage hydration goals to improve concentration, reduce fatigue, and boost metabolism. Make tracking your daily water consumption a simple habit.

**Highlights:** Timely hydration reminders, Easy water intake logging, Hydration goal management, Health benefit tracking, Habit formation support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $49.99 | per year |


### WaterFlow

[App page](https://appshunter.io/ios/app/waterflow-hydration-log/id6747625932)

This app helps you maintain consistent hydration with smart reminders, quick logging, and insightful tracking. It offers features like custom schedules, Apple Watch integration, and progress monitoring to encourage healthy habits.

**Highlights:** Smart, customizable reminders, Fast water logging with custom sizes, Track on Apple Watch, widgets, and Live Activity, Recover missed entries, Hydration insights and progress tracking, Apple Health sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $14.99 | per year |
| Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Watimer free?

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

### Is WaterFlow free?

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

### Which has better reviews, Watimer or WaterFlow?

Watimer is rated higher. Watimer averages 5.0 out of 5 from 1 ratings, while WaterFlow averages 3.0 from 1 ratings.

### Do Watimer or WaterFlow have ads?

Both Watimer and WaterFlow show ads.

### Which is updated more often, Watimer or WaterFlow?

Watimer ships an update every 10 months, and WaterFlow every 2 weeks. Most recently, Watimer was updated on October 24, 2026 and WaterFlow on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*