# Speedometer» vs AllDriveSOS

The clearest difference is in-app purchases: AllDriveSOS at none against Speedometer»'s 3. AllDriveSOS also leads on ads (none vs shown) and update cadence (every 10 days vs every 13 months). Speedometer»'s advantage is chart position (#84 vs unranked). On price and device support there is nothing between them.

Both are free to download. Speedometer» sells 3 in-app purchases, starting at $5.99 per month. AllDriveSOS asks for nothing beyond the download.

Speedometer» ships an update every 13 months, AllDriveSOS every 10 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Speedometer» | AllDriveSOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (51K ratings)](https://appshunter.io/ios/app/speedometer/id518469483/reviews)** | — |
| Number of ratings | **51K** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 10 days** |
| Monetization | Ad-supported | — |
| Best chart rank | **#84** | — |
| Size | 50 MB | 59 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim O's Studios, LLC](https://appshunter.io/developer/412839685) | [alldrivesos](https://appshunter.io/developer/1748599965) |

## What reviewers say

### Speedometer»

[App page](https://appshunter.io/ios/app/speedometer/id518469483)

**Currently charting:** #84 Top Free · Navigation (US App Store)

This application displays your current speed in miles per hour, kilometers per hour, or knots. It features a large, clear display with Retina support for optimal visibility. Accuracy is enhanced by adjusting indicator transparency.

**Highlights:** Displays speed in mph, km/h, knots, Large, clear indicators, Retina display support, Accuracy based on indicator transparency, Uses device hardware for speed estimation

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Speedometer Pro Yearly | $29.99 | per year |
| Speedometer Pro Lifetime | $49.99 | one-time |

**What reviewers like**

- 🚀 Accurate speedometer
- 👍 Simple and easy to use
- 🚢 Works well for boats, vehicles, and other modes of transportation
- 💡 Helpful for checking speedometer accuracy
- 🚲 Great for bikes and electric vehicles

**What reviewers complain about**

- 🐛 Occasional glitches or inaccuracies at higher speeds
- 🔋 Can drain battery quickly
- 📍 Requests location access even when not in use
- 💤 Slow to update speed at times

**Reported bugs**

- Stops working after some time, shows 0 mph
- Incompatible with some devices or iOS versions

**Requested features**

- Analog speedometer display option
- Ability to disable review prompts while driving
- Improved accuracy at lower speeds


### AllDriveSOS

[App page](https://appshunter.io/ios/app/alldrivesos/id6503254909)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Speedometer» free?

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

### Is AllDriveSOS free?

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

### Do Speedometer» or AllDriveSOS have ads?

Speedometer» shows ads; AllDriveSOS does not.

### Which is updated more often, Speedometer» or AllDriveSOS?

Speedometer» ships an update every 13 months, and AllDriveSOS every 10 days. Most recently, Speedometer» was updated on October 30, 2026 and AllDriveSOS on October 25, 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.*