# The Quantified Self vs ICS2Calendar

The clearest difference is review sentiment: ICS2Calendar at 50% against The Quantified Self's 0%. ICS2Calendar also leads on in-app purchases (none vs 4) and update cadence (every 8 days vs every 7 months). The Quantified Self's advantage is price (Free vs $0.99) and iOS requirement (13.0 vs 15.6). On ads and device support there is nothing between them.

The Quantified Self is free to download; ICS2Calendar costs $0.99 up front. The Quantified Self sells 4 in-app purchases, starting at $1.99 per month. ICS2Calendar asks for nothing beyond the download.

The Quantified Self ships an update every 7 months, ICS2Calendar every 8 days. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | The Quantified Self | ICS2Calendar |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/ics2calendar/id6742157560/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 8 days** |
| Monetization | **Freemium** | Paid |
| Size | 39 MB | 1 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jared Clifton-Lee](https://appshunter.io/developer/1649451005) | [Linkas SRL](https://appshunter.io/developer/422625445) |

## 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 |


### ICS2Calendar

[App page](https://appshunter.io/ios/app/ics2calendar/id6742157560)

Easily import calendar events from ICS files directly into your iPhone or iPad calendar. Share files from any app, preview events, select your destination calendar, and import with a single tap for a fast and reliable experience.

**Highlights:** Import ICS calendar files, Preview events before import, Select destination calendar, Share from any app, Direct import from Files app

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

**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 ICS2Calendar free?

ICS2Calendar costs $0.99, with no in-app purchases.

### Do The Quantified Self or ICS2Calendar have ads?

Neither The Quantified Self nor ICS2Calendar shows ads.

### Which is updated more often, The Quantified Self or ICS2Calendar?

The Quantified Self ships an update every 7 months, and ICS2Calendar every 8 days. Most recently, The Quantified Self was updated on October 4, 2026 and ICS2Calendar on October 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.*