# PneumoRecs VaxAdvisor vs BoneCalc

The clearest difference is update cadence: BoneCalc at weekly against PneumoRecs VaxAdvisor's every 3 months. BoneCalc also leads on iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

PneumoRecs VaxAdvisor ships an update every 3 months, BoneCalc weekly. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PneumoRecs VaxAdvisor | BoneCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (60 ratings)](https://appshunter.io/ios/app/pneumorecs-vaxadvisor/id1440647099/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 26.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 6 MB | 72 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) | [BC Children's Hospital](https://appshunter.io/developer/1521364756) |

## What reviewers say

### PneumoRecs VaxAdvisor

[App page](https://appshunter.io/ios/app/pneumorecs-vaxadvisor/id1440647099)

This application offers personalized pneumococcal vaccination guidance based on patient age, vaccination history, and medical conditions. It aligns with the Advisory Committee on Immunization Practices' recommendations for U.S. immunization schedules.

**Highlights:** Patient-specific vaccination recommendations, Age-based guidance, Vaccination history tracking, Underlying medical condition prompts, U.S. immunization schedule compliance

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

**In-app purchases:** none


### BoneCalc

[App page](https://appshunter.io/ios/app/bonecalc/id1535346472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PneumoRecs VaxAdvisor free?

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

### Is BoneCalc free?

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

### Do PneumoRecs VaxAdvisor or BoneCalc have ads?

Neither PneumoRecs VaxAdvisor nor BoneCalc shows ads.

### Which is updated more often, PneumoRecs VaxAdvisor or BoneCalc?

PneumoRecs VaxAdvisor ships an update every 3 months, and BoneCalc weekly. Most recently, PneumoRecs VaxAdvisor was updated on October 7, 2026 and BoneCalc on October 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.*