# Longevity One Pro vs Sit to Stand

Longevity One Pro and Sit to Stand are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Longevity One Pro sells 2 in-app purchases, starting at $9.99 per month and Sit to Stand sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Longevity One Pro ships an update every 6 days, Sit to Stand every 11 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Longevity One Pro | Sit to Stand |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sit-to-stand-longevity-test/id6757300858/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 11 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 244 MB | 7 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fetched Wellness Ltd](https://appshunter.io/developer/1808805796) | [SANCHIT AGGARWAL](https://appshunter.io/developer/1865858263) |

## What reviewers say

### Longevity One Pro

[App page](https://appshunter.io/ios/app/longevity-one-pro/id6745081012)

This app translates longevity research into actionable daily habits. It uses lifestyle data, optional blood markers, and AI to estimate your health-span potential and guide you toward healthier choices. Track progress, store health documents, and gain AI-powered insights to add healthy years to your life.

**Highlights:** Longevity Score tracking, Lifestyle Age comparison, Biological Age calculation (blood tests), AI Daily Insights and recommendations, Habit Builder & Tracker, Evidence-based lessons and quizzes, Trends dashboard, Apple Health sync

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Longevity One Pro Plan | $9.99 | per month |
| Annnual Subscription | $99.99 | per year |


### Sit to Stand

[App page](https://appshunter.io/ios/app/sit-to-stand-longevity-test/id6757300858)

Measure leg strength with a 30-second chair-stand test using motion sensors. Track progress, receive age-based comparisons, and access guided training sessions. Designed for older adults with large text and simple navigation.

**Highlights:** 30-second chair-stand test, Automatic repetition counting, Age and sex reference data comparison, Guided sit-to-stand training sessions, Retest reminders and progress tracking, Large text and simple interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $1.99 | one-time |


## Frequently asked questions

### Is Longevity One Pro free?

Longevity One Pro is free to download, with in-app purchases available.

### Is Sit to Stand free?

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

### Do Longevity One Pro or Sit to Stand have ads?

Neither Longevity One Pro nor Sit to Stand shows ads.

### Which is updated more often, Longevity One Pro or Sit to Stand?

Longevity One Pro ships an update every 6 days, and Sit to Stand every 11 days. Most recently, Longevity One Pro was updated on October 10, 2026 and Sit to Stand on October 18, 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.*