# Sundial Time Marks vs BrainArchive

The clearest difference is device support: Sundial Time Marks at 3 against BrainArchive's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Sundial Time Marks sells 3 in-app purchases, starting at $0.99 per month and BrainArchive sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Sundial Time Marks | BrainArchive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sundial-time-marks/id6807945181/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Freemium | — |
| Size | 33 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [婉 唐](https://appshunter.io/developer/1555503576) | [卓凡 张](https://appshunter.io/developer/6790623661) |

## What reviewers say

### Sundial Time Marks

[App page](https://appshunter.io/ios/app/sundial-time-marks/id6807945181)

Visualize your progress through natural cycles like days, weeks, years, and your lifetime with customizable widgets. See where you stand at a glance with visual marks representing past, present, and future. Your data remains private and synced across devices.

**Highlights:** Visualize time across natural cycles, Home Screen and Lock Screen widgets, Lifetime progress visualization, Customizable styles and palettes, Private iCloud synchronization, Monthly year-progress notifications

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sundial Pro Monthly | $0.99 | per month |
| Sundial Pro Yearly | $6.99 | per year |
| Sundial Pro Lifetime | $9.99 | one-time |


### BrainArchive

[App page](https://appshunter.io/ios/app/brainarchive/id6809100907)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brain Archive Lifetime | $1.99 | one-time |


## Frequently asked questions

### Is Sundial Time Marks free?

Sundial Time Marks is free to download, with in-app purchases available.

### Is BrainArchive free?

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

### Do Sundial Time Marks or BrainArchive have ads?

Neither Sundial Time Marks nor BrainArchive shows ads.

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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.*