# Drug Interactions vs RxLabels

The clearest difference is update cadence: RxLabels at weekly against Drug Interactions's every 3 months. RxLabels also leads on price ($3.99 vs $7.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Drug Interactions costs $7.99 and RxLabels $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Drug Interactions ships an update every 3 months, RxLabels weekly. The most recent releases landed on September 15, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Drug Interactions | RxLabels |
| --- | --- | --- |
| Price | $7.99 | **$3.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 1 MB | 71 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +17 | 17+ |
| Developer | [Pierre Chaillet](https://appshunter.io/developer/481949152) | [Vetcalculators LLC](https://appshunter.io/developer/1279571311) |

## What reviewers say

### Drug Interactions

[App page](https://appshunter.io/ios/app/drug-interactions/id483813178)

**Features:** Vision Pro support

**In-app purchases:** none


### RxLabels

[App page](https://appshunter.io/ios/app/rxlabels/id6458646715)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Drug Interactions free?

Drug Interactions costs $7.99, with no in-app purchases.

### Is RxLabels free?

RxLabels costs $3.99, with no in-app purchases.

### Do Drug Interactions or RxLabels have ads?

Neither Drug Interactions nor RxLabels shows ads.

### Which is updated more often, Drug Interactions or RxLabels?

Drug Interactions ships an update every 3 months, and RxLabels weekly. Most recently, Drug Interactions was updated on September 15, 2026 and RxLabels on September 14, 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.*