# VAXTRAX vs Vaccine & Immunization Tracker

The clearest difference is in-app purchases: VAXTRAX at none against Vaccine & Immunization Tracker's 1. VAXTRAX also leads on iOS requirement (13.0 vs 15.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vaccine & Immunization Tracker sells 1 one-off in-app purchase. VAXTRAX asks for nothing beyond the download.

VAXTRAX ships an update every 10 days, Vaccine & Immunization Tracker every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | VAXTRAX | Vaccine & Immunization Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 72 MB | 78 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JAB Companies, Inc.](https://appshunter.io/developer/1021977020) | [Varsha Sharma](https://appshunter.io/developer/6776509160) |

## What reviewers say

### VAXTRAX

[App page](https://appshunter.io/ios/app/vaxtrax/id1599920600)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vaccine & Immunization Tracker

[App page](https://appshunter.io/ios/app/vaccine-and-immunization-tracker/id6776509158)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $9.99 | one-time |


## Frequently asked questions

### Is VAXTRAX free?

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

### Is Vaccine & Immunization Tracker free?

Vaccine & Immunization Tracker is free to download, with in-app purchases available.

### Do VAXTRAX or Vaccine & Immunization Tracker have ads?

Neither VAXTRAX nor Vaccine & Immunization Tracker shows ads.

### Which is updated more often, VAXTRAX or Vaccine & Immunization Tracker?

VAXTRAX ships an update every 10 days, and Vaccine & Immunization Tracker every 2 weeks. Most recently, VAXTRAX was updated on November 3, 2026 and Vaccine & Immunization Tracker on October 31, 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.*