# The Quantified Self vs Metis

The clearest difference is update cadence: Metis at every 2 days against The Quantified Self's every 7 months. The Quantified Self's advantage is iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. The Quantified Self sells 4 in-app purchases, starting at $1.99 per month and Metis sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

The Quantified Self ships an update every 7 months, Metis every 2 days. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | The Quantified Self | Metis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 39 MB | 14 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jared Clifton-Lee](https://appshunter.io/developer/1649451005) | [Burlac Mihail](https://appshunter.io/developer/1895471114) |

## What reviewers say

### The Quantified Self

[App page](https://appshunter.io/ios/app/the-quantified-self/id6443804884)

This app helps you manage recurring tasks and habits, prioritizing them by urgency, due date, or importance. It offers automation based on location or NFC tags, performance tracking, and workload adjustment. Organize habits into projects and review your past activities.

**Highlights:** Recurring task management, Habit tracking (good and bad), Automation via location/NFC, Habit organization into projects, Performance tracking over time, Workload adjustment based on bandwidth

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Quarterly | $5.49 | per 3 months |
| Pro Biannual | $10.49 | per 6 months |
| Pro Yearly | $20.49 | per year |


### Metis

[App page](https://appshunter.io/ios/app/metis-markdown-notes/id6785268461)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metis Pro | $14.99 | one-time |


## Frequently asked questions

### Is The Quantified Self free?

The Quantified Self is free to download, with in-app purchases available.

### Is Metis free?

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

### Do The Quantified Self or Metis have ads?

Neither The Quantified Self nor Metis shows ads.

### Which is updated more often, The Quantified Self or Metis?

The Quantified Self ships an update every 7 months, and Metis every 2 days. Most recently, The Quantified Self was updated on September 17, 2026 and Metis on September 12, 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.*