# Longevity Habits vs StackLab

The clearest difference is iOS requirement: Longevity Habits at 15.1 against StackLab's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Longevity Habits sells 2 in-app purchases, starting at $3.99 per month and StackLab sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Longevity Habits ships an update every 10 days, StackLab fortnightly. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Longevity Habits | StackLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Size | 43 MB | 24 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Apps That Care OU](https://appshunter.io/developer/1838304932) | [BigBalli Consulting llc](https://appshunter.io/developer/363765325) |

## What reviewers say

### Longevity Habits

[App page](https://appshunter.io/ios/app/longevity-habits-protocols/id6752221462)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protocols Premium | $3.99 | per month |
| Protocols Premium | $17.99 | per year |


### StackLab

[App page](https://appshunter.io/ios/app/stacklab-supplement-tracker/id6762133065)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $49.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Longevity Habits free?

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

### Is StackLab free?

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

### Do Longevity Habits or StackLab have ads?

Neither Longevity Habits nor StackLab shows ads.

### Which is updated more often, Longevity Habits or StackLab?

Longevity Habits ships an update every 10 days, and StackLab fortnightly. Most recently, Longevity Habits was updated on October 25, 2026 and StackLab 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.*