# Zenith vs Arc Plan

The clearest difference is update cadence: Zenith at every 9 days against Arc Plan's every 4 months. Zenith also leads on iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Zenith sells 2 in-app purchases, starting at $4.99 per month and Arc Plan sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Zenith ships an update every 9 days, Arc Plan every 4 months. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Zenith | Arc Plan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 months |
| Size | 51 MB | 61 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Giorgos Petrou](https://appshunter.io/developer/1854915518) | [Aster Hills LLC](https://appshunter.io/developer/1545829321) |

## What reviewers say

### Zenith

[App page](https://appshunter.io/ios/app/zenith-task-app/id6755613798)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zenith Plus | $4.99 | per month |
| Zenith Plus | $19.99 | per year |


### Arc Plan

[App page](https://appshunter.io/ios/app/arc-plan-ai-habit-planner/id6757360512)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $7.99 | per 7 days |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Zenith free?

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

### Is Arc Plan free?

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

### Do Zenith or Arc Plan have ads?

Neither Zenith nor Arc Plan shows ads.

### Which is updated more often, Zenith or Arc Plan?

Zenith ships an update every 9 days, and Arc Plan every 4 months. Most recently, Zenith was updated on October 28, 2026 and Arc Plan on October 29, 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.*