# Dr.Call vs Immunization Record Tracker

The clearest difference is update cadence: Dr.Call at fortnightly against Immunization Record Tracker's every 4 months. Dr.Call also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Dr.Call ships an update fortnightly, Immunization Record Tracker every 4 months. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Dr.Call | Immunization Record Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Size | 62 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ESYMED COMPANY LIMITED](https://appshunter.io/developer/1586997796) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### Dr.Call

[App page](https://appshunter.io/ios/app/drcall-esymed/id6748804546)

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

**In-app purchases:** none


### Immunization Record Tracker

[App page](https://appshunter.io/ios/app/immunization-record-tracker/id6772256048)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dr.Call free?

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

### Is Immunization Record Tracker free?

Immunization Record Tracker is free to download, with no in-app purchases.

### Do Dr.Call or Immunization Record Tracker have ads?

Neither Dr.Call nor Immunization Record Tracker shows ads.

### Which is updated more often, Dr.Call or Immunization Record Tracker?

Dr.Call ships an update fortnightly, and Immunization Record Tracker every 4 months. Most recently, Dr.Call was updated on October 15, 2026 and Immunization Record Tracker on October 17, 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.*