# Longevity App vs Biotandem

The clearest difference is in-app purchases: Longevity App at none against Biotandem's 10. Biotandem's advantage is update cadence (every 3 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Biotandem sells 10 in-app purchases, starting at $4.99 per month. Longevity App asks for nothing beyond the download.

Longevity App ships an update every 6 weeks, Biotandem every 3 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Longevity App | Biotandem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 176 MB | 48 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Longevity Path Inc.](https://appshunter.io/developer/1718128558) | [IOWorks Corporation](https://appshunter.io/developer/1824146835) |

## What reviewers say

### Longevity App

[App page](https://appshunter.io/ios/app/longevity-app/id6472953365)

**Features:** Apple Wallet

**In-app purchases:** none


### Biotandem

[App page](https://appshunter.io/ios/app/biotandem/id6748063868)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Family (Monthly) | $4.99 | per month |
| Family (Yearly) | $49.99 | per year |
| Pro (Monthly) | $49.99 | per month |
| Pro + Oncology (Monthly) | $69.99 | per month |
| Pro + Cardiovascular (Monthly) | $79.99 | per month |
| Pro + Combo (Monthly) | $89.99 | per month |
| Pro (Yearly) | $499.99 | per year |
| Pro + Oncology (Yearly) | $799.99 | per year |
| Pro + Cardiovascular (Yearly) | $799.99 | per year |
| Pro + Combo (Yearly) | $899.99 | per year |


## Frequently asked questions

### Is Longevity App free?

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

### Is Biotandem free?

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

### Do Longevity App or Biotandem have ads?

Neither Longevity App nor Biotandem shows ads.

### Which is updated more often, Longevity App or Biotandem?

Longevity App ships an update every 6 weeks, and Biotandem every 3 weeks. Most recently, Longevity App was updated on September 30, 2026 and Biotandem on October 6, 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.*