# Launchmeter vs 智达闹铃

The clearest difference is update cadence: 智达闹铃 at every 2 months against Launchmeter's every 7 months. Launchmeter's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Launchmeter sells 1 one-off in-app purchase and 智达闹铃 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Launchmeter ships an update every 7 months, 智达闹铃 every 2 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Launchmeter | 智达闹铃 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/launchmeter-0-60-drag-timer/id6740311655/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 19 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [耀民 王](https://appshunter.io/developer/1789459947) | [莉 单](https://appshunter.io/developer/1835805893) |

## What reviewers say

### Launchmeter

[App page](https://appshunter.io/ios/app/launchmeter-0-60-drag-timer/id6740311655)

Measure your car's acceleration performance with precise timing and G-force logging. It uses GPS and motion sensors for accurate readings, saving all your runs and routes locally for later review. Optional pro features offer weather correction and data export.

**Highlights:** 0-60 mph acceleration timing, GPS and motion sensor fusion for accuracy, G-force and friction circle logging, Run and route saving, Weather-corrected times (Pro), CSV and GPX data export (Pro)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Launchmeter Pro | $4.99 | one-time |


### 智达闹铃

[App page](https://appshunter.io/ios/app/id6753840140)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium edition | $1.99 | one-time |


## Frequently asked questions

### Is Launchmeter free?

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

### Is 智达闹铃 free?

智达闹铃 is free to download, with in-app purchases available.

### Do Launchmeter or 智达闹铃 have ads?

Neither Launchmeter nor 智达闹铃 shows ads.

### Which is updated more often, Launchmeter or 智达闹铃?

Launchmeter ships an update every 7 months, and 智达闹铃 every 2 months. Most recently, Launchmeter was updated on October 16, 2026 and 智达闹铃 on October 17, 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.*