# The Quantified Self vs Activity Self

The clearest difference is in-app purchases: Activity Self at none against The Quantified Self's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. The Quantified Self sells 4 in-app purchases, starting at $1.99 per month. Activity Self asks for nothing beyond the download.

## The numbers

| Metric | The Quantified Self | Activity Self |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Monetization | Freemium | — |
| Size | 39 MB | 25 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jared Clifton-Lee](https://appshunter.io/developer/1649451005) | [Artem Anisimov](https://appshunter.io/developer/1802179689) |

## 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 |


### Activity Self

[App page](https://appshunter.io/ios/app/activity-self-tracker/id6743317337)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Quantified Self free?

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

### Is Activity Self free?

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

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

Neither The Quantified Self nor Activity Self shows ads.

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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.*