# 3xCop vs Injection Tracker

The clearest difference is in-app purchases: 3xCop at none against Injection Tracker's 17. 3xCop also leads on iOS requirement (11.0 vs 15.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Injection Tracker sells 17 in-app purchases, starting at $4.95 per month. 3xCop asks for nothing beyond the download.

3xCop ships an update every 12 months, Injection Tracker every 15 months. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 3xCop | Injection Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 15 months |
| Size | 43 MB | 220 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Lasoft Marcin Lasota](https://appshunter.io/developer/493018384) | [Digital Therapeutics](https://appshunter.io/developer/1721663167) |

## What reviewers say

### 3xCop

[App page](https://appshunter.io/ios/app/3xcop/id1072110196)

**Features:** macOS Compatibility

**In-app purchases:** none


### Injection Tracker

[App page](https://appshunter.io/ios/app/injection-tracker-glp1/id6743040801)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| steady pass | $4.95 | per month |
| easy pass | $5.99 | per 7 days |
| flex pass | $8.99 | per month |
| weather max | $9.99 | per 3 months |
| carey ai max | $19.99 | per month |
| yearly access | $19.99 | per year |
| smart pass | $24.99 | per year |
| carey ai ultra | $29.99 | per month |
| plus | $29.99 | per year |
| limited discount | $29.99 | per year |
| Premium Yearly | $34.99 | per year |
| Extended Trial | $39.99 | per year |
| yearly access | $39.99 | per year |
| 7-Day Trial | $49.99 | per year |
| store credit | $1.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $99.00 | one-time |


## Frequently asked questions

### Is 3xCop free?

3xCop is free to download, with no in-app purchases.

### Is Injection Tracker free?

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

### Do 3xCop or Injection Tracker have ads?

Neither 3xCop nor Injection Tracker shows ads.

### Which is updated more often, 3xCop or Injection Tracker?

3xCop ships an update every 12 months, and Injection Tracker every 15 months. Most recently, 3xCop was updated on September 11, 2026 and Injection Tracker on September 20, 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.*