# SingleHabit vs 4Quadrants

The clearest difference is in-app purchases: 4Quadrants at none against SingleHabit's 2. SingleHabit's advantage is iOS requirement (13.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SingleHabit sells 2 in-app purchases, starting at $5.00 per month. 4Quadrants asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SingleHabit | 4Quadrants |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/singlehabit/id6739544797/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | Freemium | — |
| Size | 25 MB | 6 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [fivedollarapps LLC](https://appshunter.io/developer/1764555312) | [颢宸 唐](https://appshunter.io/developer/1875716414) |

## What reviewers say

### SingleHabit

[App page](https://appshunter.io/ios/app/singlehabit/id6739544797)

This app helps you build sustainable habits by focusing on one at a time. Track your progress with streaks, reminders, and detailed views to achieve enduring change.

**Highlights:** Focus on one habit at a time, Track streaks and unlock badges, Calendar views for long-term progress, Customizable reminders, Library of past habits

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SingleHabit Pro Monthly | $5.00 | per month |
| SingleHabit Pro Annual | $50.00 | per year |


### 4Quadrants

[App page](https://appshunter.io/ios/app/4quadrants/id6758995394)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SingleHabit free?

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

### Is 4Quadrants free?

4Quadrants is free to download, with no in-app purchases.

### Do SingleHabit or 4Quadrants have ads?

Neither SingleHabit nor 4Quadrants shows ads.

### Which is updated more often, SingleHabit or 4Quadrants?

SingleHabit ships an update every 6 days, and 4Quadrants every 6 days. Most recently, SingleHabit was updated on September 9, 2026 and 4Quadrants on September 17, 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.*