# Dreadnought Tachymeter vs ShieldQR

The clearest difference is rating: Dreadnought Tachymeter at 5.0 against ShieldQR's 4.0. Dreadnought Tachymeter also leads on in-app purchases (none vs 2) and update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ShieldQR sells 2 in-app purchases, starting at $9.99 per month. Dreadnought Tachymeter asks for nothing beyond the download.

Dreadnought Tachymeter holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Dreadnought Tachymeter ships an update every 4 days, ShieldQR every 3 weeks. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Dreadnought Tachymeter | ShieldQR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/dreadnought-tachymeter/id6759676313/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/shieldqr/id6760981472/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 61 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AARON L SHURTLEFF](https://appshunter.io/developer/1880141065) | [Lyra Logic LLC](https://appshunter.io/developer/1887130537) |

## What reviewers say

### Dreadnought Tachymeter

[App page](https://appshunter.io/ios/app/dreadnought-tachymeter/id6759676313)

This minimalist stopwatch instantly converts elapsed time into your rate per hour. Track laps, tasks, or any unit of time without manual calculations. Ideal for runners, cyclists, and productivity tracking.

**Highlights:** Instant pace conversion, Minimalist design, No accounts or setup required, Track any unit of time, Ideal for running, cycling, and productivity

**In-app purchases:** none


### ShieldQR

[App page](https://appshunter.io/ios/app/shieldqr/id6760981472)

Create custom QR safety tags for loved ones and valuables. If an emergency occurs, scanners can contact you or emergency services instantly without revealing your personal phone number. Offers real-time alerts and location sharing.

**Highlights:** Privacy-masked calls, SMS and WhatsApp messaging, Location sharing, Real-time scan notifications, Custom QR sticker designer, Emergency services access

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Safety+ Monthly | $9.99 | per month |
| Usage Refill | $12.99 | one-time |


## Frequently asked questions

### Is Dreadnought Tachymeter free?

Dreadnought Tachymeter is free to download, with no in-app purchases.

### Is ShieldQR free?

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

### Which has better reviews, Dreadnought Tachymeter or ShieldQR?

Dreadnought Tachymeter is rated higher. Dreadnought Tachymeter averages 5.0 out of 5 from 3 ratings, while ShieldQR averages 4.0 from 1 ratings.

### Do Dreadnought Tachymeter or ShieldQR have ads?

Neither Dreadnought Tachymeter nor ShieldQR shows ads.

### Which is updated more often, Dreadnought Tachymeter or ShieldQR?

Dreadnought Tachymeter ships an update every 4 days, and ShieldQR every 3 weeks. Most recently, Dreadnought Tachymeter was updated on October 6, 2026 and ShieldQR on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*