# Habit Tracker vs One Line

The clearest difference is iOS requirement: Habit Tracker at 15.0 against One Line's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Habit Tracker sells 6 in-app purchases, starting at $1.49 per month and One Line sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Habit Tracker ships an update every 3 days, One Line every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Habit Tracker | One Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/habit-tracker-calhabit/id6804955518/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 47 MB | 37 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Javoxir Abdumalikov](https://appshunter.io/developer/1727476536) | [XTI Co.,Ltd.](https://appshunter.io/developer/1533410506) |

## What reviewers say

### Habit Tracker

[App page](https://appshunter.io/ios/app/habit-tracker-calhabit/id6804955518)

Track your daily habits with a simple calendar grid. See your streaks and patterns at a glance without gamification or journaling. Offers widgets, reminders, and data export.

**Highlights:** Month grid for habit tracking, Streak and heatmap statistics, Weekday pattern analysis, Home screen widgets, Customizable reminders, Data export and import, Light and dark modes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalHabit+ Monthly | $1.49 | per month |
| CalHabit+ Monthly | $4.99 | per month |
| CalHabit+ Annual | $8.99 | per year |
| CalHabit+ Annual | $29.99 | per year |
| CalHabit+ Lifetime | $23.99 | one-time |
| CalHabit+ Lifetime | $79.99 | one-time |


### One Line

[App page](https://appshunter.io/ios/app/one-line-notes-that-sort/id6806730576)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Line Pro (Monthly) | $1.99 | per month |
| One Line Pro | $17.99 | per year |


## Frequently asked questions

### Is Habit Tracker free?

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

### Is One Line free?

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

### Do Habit Tracker or One Line have ads?

Neither Habit Tracker nor One Line shows ads.

### Which is updated more often, Habit Tracker or One Line?

Habit Tracker ships an update every 3 days, and One Line every 2 days. Most recently, Habit Tracker was updated on October 31, 2026 and One Line on October 31, 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.*