# Appointment Layer vs Life's a Gantt

The clearest difference is in-app purchases: Appointment Layer at none against Life's a Gantt's 2. Life's a Gantt's advantage is update cadence (every 5 weeks vs every 48 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Life's a Gantt sells 2 in-app purchases, starting at $2.99 per month. Appointment Layer asks for nothing beyond the download.

Appointment Layer ships an update every 48 months, Life's a Gantt every 5 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Appointment Layer | Life's a Gantt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 5 weeks** |
| Size | 32 MB | 13 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Transdyno Inc](https://appshunter.io/developer/1519284237) | [Cycosoft, LLC](https://appshunter.io/developer/1254809428) |

## What reviewers say

### Appointment Layer

[App page](https://appshunter.io/ios/app/appointment-layer/id1521835987)

**Features:** macOS Compatibility

**In-app purchases:** none


### Life's a Gantt

[App page](https://appshunter.io/ios/app/lifes-a-gantt/id1618035078)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Life's a Gantt Premium | $2.99 | per month |
| Life's a Gantt Premium | $24.99 | per year |


## Frequently asked questions

### Is Appointment Layer free?

Appointment Layer is free to download, with no in-app purchases.

### Is Life's a Gantt free?

Life's a Gantt is free to download, with in-app purchases available.

### Do Appointment Layer or Life's a Gantt have ads?

Neither Appointment Layer nor Life's a Gantt shows ads.

### Which is updated more often, Appointment Layer or Life's a Gantt?

Appointment Layer ships an update every 48 months, and Life's a Gantt every 5 weeks. Most recently, Appointment Layer was updated on November 3, 2026 and Life's a Gantt on November 4, 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.*