# LETIME Smart vs LifeCycle Calculator

The clearest difference is update cadence: LETIME Smart at every 2 months against LifeCycle Calculator's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LETIME Smart ships an update every 2 months, LifeCycle Calculator every 4 months. Both last shipped on November 8, 2026.

## The numbers

| Metric | LETIME Smart | LifeCycle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 184 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LETIME, LLC](https://appshunter.io/developer/1713598106) | [YOU TYNG LUO](https://appshunter.io/developer/1835097669) |

## What reviewers say

### LETIME Smart

[App page](https://appshunter.io/ios/app/letime-smart/id6740589239)

**Features:** macOS Compatibility

**In-app purchases:** none


### LifeCycle Calculator

[App page](https://appshunter.io/ios/app/lifecycle-calculator/id6751434981)

**In-app purchases:** none


## Frequently asked questions

### Is LETIME Smart free?

LETIME Smart is free to download, with no in-app purchases.

### Is LifeCycle Calculator free?

LifeCycle Calculator is free to download, with no in-app purchases.

### Do LETIME Smart or LifeCycle Calculator have ads?

Neither LETIME Smart nor LifeCycle Calculator shows ads.

### Which is updated more often, LETIME Smart or LifeCycle Calculator?

LETIME Smart ships an update every 2 months, and LifeCycle Calculator every 4 months. Most recently, LETIME Smart was updated on November 8, 2026 and LifeCycle Calculator on November 8, 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.*