# Arc Cycle vs Kronus

The clearest difference is ads: Arc Cycle at none against Kronus's shown. Arc Cycle also leads on update cadence (every 2 days vs every 9 days). Kronus's advantage is iOS requirement (15.1 vs 17.6). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Arc Cycle sells 4 in-app purchases, starting at $3.99 per month and Kronus sells 16 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Arc Cycle against 5.0 for Kronus. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Arc Cycle ships an update every 2 days, Kronus every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Arc Cycle | Kronus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/arc-cycle-build-discipline/id6755734026/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/kronus-discipline-tracker/id6760615998/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 9 days |
| Monetization | Freemium | Freemium |
| Size | 50 MB | 105 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Benoit Leroy](https://appshunter.io/developer/1855933581) | [Luis Pinto](https://appshunter.io/developer/1859416022) |

## What reviewers say

### Arc Cycle

[App page](https://appshunter.io/ios/app/arc-cycle-build-discipline/id6755734026)

This app helps you build better habits and stay motivated with daily challenges and personalized motivational phrases. Track your progress, earn experience points, and customize your app experience to foster consistency and self-improvement.

**Highlights:** Habit tracking and progress monitoring, Daily random challenges, Curated motivational phrases, XP and leveling system, Customizable widgets and app appearance, No account required for instant use

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium | $3.99 | per month |
| Yearly premium | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| Lifetime premium | $44.99 | one-time |


### Kronus

[App page](https://appshunter.io/ios/app/kronus-discipline-tracker/id6760615998)

This app helps you gain control of your day by tracking your actions in focused 15-minute blocks. It provides insights into how you spend your time, helping you build discipline and execute your priorities with precision. Identify patterns, eliminate distractions, and become more aware of your daily habits.

**Highlights:** Track time in 15-minute blocks, Gain control over your day, Build discipline and accountability, Identify patterns in time usage, Eliminate time-wasting activities, System for daily execution

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kronus Pro | $0.99 | per 7 days |
| Kronus Pro | $1.49 | per 7 days |
| Kronus Pro | $4.99 | per 7 days |
| Kronus Pro | $6.99 | per 7 days |
| Kronus Pro | $6.99 | per 7 days |
| Kronus Pro | $17.90 | per year |
| Kronus Pro | $19.99 | per year |
| Kronus Pro | $19.99 | per month |
| Kronus Pro | $24.99 | per year |
| Kronus Pro | $29.99 | per year |
| Kronus Pro | $34.99 | per year |
| Kronus Pro | $39.99 | per year |
| Kronus Pro | $39.99 | per year |
| Kronus Pro | $49.99 | per year |
| Kronus Pro | $59.99 | per year |
| Kronus Pro | $79.99 | per year |


## Frequently asked questions

### Is Arc Cycle free?

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

### Is Kronus free?

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

### Which has better reviews, Arc Cycle or Kronus?

Arc Cycle and Kronus are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Arc Cycle or Kronus have ads?

Kronus shows ads; Arc Cycle does not.

### Which is updated more often, Arc Cycle or Kronus?

Arc Cycle ships an update every 2 days, and Kronus every 9 days. Most recently, Arc Cycle was updated on October 24, 2026 and Kronus on October 24, 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.*