# Prompt Fit vs HydroPulse Hydration Tracker

The clearest difference is update cadence: HydroPulse Hydration Tracker at weekly against Prompt Fit's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Prompt Fit sells 2 in-app purchases, starting at $7.99 per month and HydroPulse Hydration Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Prompt Fit ships an update every 2 months, HydroPulse Hydration Tracker weekly. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Prompt Fit | HydroPulse Hydration Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 38 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [William James Bourgeois](https://appshunter.io/developer/1677155258) | [SVM Development SpA](https://appshunter.io/developer/6810447343) |

## What reviewers say

### Prompt Fit

[App page](https://appshunter.io/ios/app/prompt-fit/id6789282945)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prompt Fit Premium Monthly | $7.99 | per month |
| Prompt Fit Premium Yearly | $49.99 | per year |


### HydroPulse Hydration Tracker

[App page](https://appshunter.io/ios/app/hydropulse-hydration-tracker/id6814643922)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydroPulse Lifetime Pro | $4.99 | one-time |


## Frequently asked questions

### Is Prompt Fit free?

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

### Is HydroPulse Hydration Tracker free?

HydroPulse Hydration Tracker is free to download, with in-app purchases available.

### Do Prompt Fit or HydroPulse Hydration Tracker have ads?

Both Prompt Fit and HydroPulse Hydration Tracker show ads.

### Which is updated more often, Prompt Fit or HydroPulse Hydration Tracker?

Prompt Fit ships an update every 2 months, and HydroPulse Hydration Tracker weekly. Most recently, Prompt Fit was updated on October 25, 2026 and HydroPulse Hydration Tracker on October 29, 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.*