# Death Day Sim vs Life Countdown

The clearest difference is in-app purchases: Death Day Sim at none against Life Countdown's 1. Death Day Sim also leads on update cadence (daily vs every 4 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Life Countdown sells 1 one-off in-app purchase. Death Day Sim asks for nothing beyond the download.

Death Day Sim ships an update daily, Life Countdown every 4 weeks. The most recent releases landed on October 3, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Death Day Sim | Life Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/death-day-sim/id6667097727/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 4 weeks |
| Monetization | Ad-supported | — |
| Size | 25 MB | 8 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Shawn Revels](https://appshunter.io/developer/1429958152) | [Pocket Grove Ltd](https://appshunter.io/developer/954373766) |

## What reviewers say

### Death Day Sim

[App page](https://appshunter.io/ios/app/death-day-sim/id6667097727)

This app estimates your simulated death date based on lifestyle and health data, providing a real-time countdown. It uses actuarial data and risk factors to personalize your date, with all calculations stored locally on your device.

**Highlights:** Simulated death date calculation, Live countdown clock, Lifestyle and health factor adjustments, Local data storage, No account required, Recalculate death date

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

**In-app purchases:** none


### Life Countdown

[App page](https://appshunter.io/ios/app/life-countdown-weeks-left/id6761100038)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Life Countdown Pro | $4.99 | one-time |


## Frequently asked questions

### Is Death Day Sim free?

Death Day Sim is free to download, with no in-app purchases.

### Is Life Countdown free?

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

### Do Death Day Sim or Life Countdown have ads?

Both Death Day Sim and Life Countdown show ads.

### Which is updated more often, Death Day Sim or Life Countdown?

Death Day Sim ships an update daily, and Life Countdown every 4 weeks. Most recently, Death Day Sim was updated on October 3, 2026 and Life Countdown on October 20, 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.*