# DripRate vs IV drip calculation

The clearest difference is review sentiment: DripRate at 36% against IV drip calculation's 0%. DripRate also leads on in-app purchases (none vs 1) and iOS requirement (14.0 vs 26.0). IV drip calculation's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. IV drip calculation sells 1 one-off in-app purchase. DripRate asks for nothing beyond the download.

DripRate ships an update every 3 weeks, IV drip calculation monthly. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DripRate | IV drip calculation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/driprate/id6449645707/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **36.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 18 MB | 8 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) | [BLUE COMET LABS LLC](https://appshunter.io/developer/1492055170) |

## What reviewers say

### DripRate

[App page](https://appshunter.io/ios/app/driprate/id6449645707)

This reference tool assists healthcare professionals in calculating IV drip rates and volumes. It offers customizable settings for administration time, sound, vibration, and a timer function. Designed with input from active nurses, it serves as a supplementary aid for medical judgment.

**Highlights:** IV Drip Rate Calculation, Customizable Administration Times, Sound and Vibration Alerts, Multiple Timer Functionality, Save Calculation Records, Dark Mode Support, Apple Watch App

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

**In-app purchases:** none


### IV drip calculation

[App page](https://appshunter.io/ios/app/iv-drip-calculation-ondrip/id6483362139)

This app simplifies IV drip rate calculation and adjustment using intuitive vibration feedback. It allows saving common settings and synchronizing them between iPhone and Apple Watch, aiding healthcare professionals in providing efficient patient care.

**Highlights:** Calculate drip rate, Vibration-based drip adjustment, Save infusion settings, Sync between iPhone and Apple Watch, Intuitive UI

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnDrip Pro - Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is DripRate free?

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

### Is IV drip calculation free?

IV drip calculation is free to download, with in-app purchases available.

### Do DripRate or IV drip calculation have ads?

DripRate shows ads; IV drip calculation does not.

### Which is updated more often, DripRate or IV drip calculation?

DripRate ships an update every 3 weeks, and IV drip calculation monthly. Most recently, DripRate was updated on September 24, 2026 and IV drip calculation on September 18, 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.*