# Trinki vs Protein Widget

The clearest difference is update cadence: Protein Widget at every 2 days against Trinki's every 4 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Trinki sells 4 one-off in-app purchases and Protein Widget sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Trinki ships an update every 4 days, Protein Widget every 2 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Trinki | Protein Widget |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 5 MB |
| Requires iOS | 18.5 | **18.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Noel Weinberg](https://appshunter.io/developer/1823665034) | [Patrick James McGarrity](https://appshunter.io/developer/1701785195) |

## What reviewers say

### Trinki

[App page](https://appshunter.io/ios/app/trinki-water-reminder-tracker/id6748217192)

This app calculates your personalized daily water intake goal based on scientific guidelines and adjusts it for weather conditions. It provides smart, adaptive reminders throughout the day and offers a map of public drinking fountains.

**Highlights:** Personalized hydration goals, Weather-aware goal adjustments, Smart and adaptive reminders, Fountain map for Germany, Progress tracking, Flexible glass sizes, Quiet hours

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso | $1.99 | one-time |
| Cappuccino | $3.99 | one-time |
| Trinki Pro | $3.99 | one-time |
| Coffee & Cake | $5.99 | one-time |


### Protein Widget

[App page](https://appshunter.io/ios/app/protein-widget/id6759010598)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | one-time |


## Frequently asked questions

### Is Trinki free?

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

### Is Protein Widget free?

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

### Do Trinki or Protein Widget have ads?

Neither Trinki nor Protein Widget shows ads.

### Which is updated more often, Trinki or Protein Widget?

Trinki ships an update every 4 days, and Protein Widget every 2 days. Most recently, Trinki was updated on October 23, 2026 and Protein Widget on October 25, 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.*