# Galderma GAIN app vs Nject

The clearest difference is review sentiment: Nject at 57% against Galderma GAIN app's 0%. Nject also leads on update cadence (every 6 weeks vs every 5 months) and chart position (#8 vs unranked). Galderma GAIN app's advantage is price (Free vs $4.99) and rating (4.8 vs 4.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

Galderma GAIN app is free to download; Nject costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Galderma GAIN app holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Nject has 126 ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 0% of Galderma GAIN app's written reviews are positive against 57% of Nject's, so the app with the better star average is not the one people write more warmly about.

Galderma GAIN app ships an update every 5 months, Nject every 6 weeks. The most recent releases landed on June 5, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Galderma GAIN app | Nject |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.8 (14 ratings)](https://appshunter.io/ios/app/galderma-gain-app/id1593716531/reviews)** | [4.0 (126 ratings)](https://appshunter.io/ios/app/nject/id1620565745/reviews) |
| Number of ratings | 14 | **126** |
| Positive reviews | 0.0% of reviews | **57.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Best chart rank | — | **#8** |
| Size | 30 MB | 68 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Galderma Laboratories, L.P.](https://appshunter.io/developer/444772710) | [Keaton Benning, LLC](https://appshunter.io/developer/1692217678) |

## What reviewers say

### Galderma GAIN app

[App page](https://appshunter.io/ios/app/galderma-gain-app/id1593716531)

Access Galderma Aesthetic Injector Network training programs. Learn about, attend, and participate in live and virtual educational events. Requires a GAIN account for full access.

**Highlights:** Access training programs, Participate in live events, Join virtual sessions, Register for GAIN account, Educational content

**Features:** macOS Compatibility

**In-app purchases:** none


### Nject

[App page](https://appshunter.io/ios/app/nject/id1620565745)

**Currently charting:** #8 Top Paid · Medical, #200 Top Grossing · Medical (US App Store)

This app serves as a comprehensive resource for aesthetic professionals. It offers tools for dilution calculations, facilitates partnerships, and provides a live forum with experts. Users can also find assistance with vascular occlusion and access other valuable information.

**Highlights:** Dilution Calculators, Partnership Facilitation, Live Expert Forum, Vascular Occlusion Help

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

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly and simple interface
- 🎯 Accurate dosing calculations for toxin injections
- 📱 Visual syringe markings aid learning
- 🚀 Quick and efficient dosage conversions
- 💬 Responsive developer addressing user feedback

**What reviewers complain about**

- 🐛 App crashes when selecting syringes
- 🐛 Syringe dropdown menu shows 'no data' or won't populate
- 🐛 Screen doesn't scroll to access calculate button
- 🐛 Force closing on multiple devices
- ❌ Limited syringe options available

**Reported bugs**

- App crashes when selecting syringe option
- Syringe dropdown menu fails to load options
- Screen doesn't scroll to reveal calculate button after data entry
- Force closing on both iOS and Android devices
- Stuck on single medication screen (Semaglutide) with no navigation

**Requested features**

- Add Comfortox 0.5mL syringe option
- Add TB (tuberculin) syringe options
- Add allergen/product selection dropdown (Botox, Dysport, Azzalure, etc.)
- Visual indicator showing exact pull location on syringe for specific units
- Support for mg/mL dosing (for Semaglutide, tirzepatide, compounded medications)


## Frequently asked questions

### Is Galderma GAIN app free?

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

### Is Nject free?

Nject costs $4.99, with no in-app purchases.

### Which has better reviews, Galderma GAIN app or Nject?

Galderma GAIN app is rated higher. Galderma GAIN app averages 4.8 out of 5 from 14 ratings, while Nject averages 4.0 from 126 ratings.

### Do Galderma GAIN app or Nject have ads?

Neither Galderma GAIN app nor Nject shows ads.

### Which is updated more often, Galderma GAIN app or Nject?

Galderma GAIN app ships an update every 5 months, and Nject every 6 weeks. Most recently, Galderma GAIN app was updated on June 5, 2026 and Nject on September 23, 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.*