# G Sensor Free vs Speedometer & Logger + G Force

The clearest difference is in-app purchases: G Sensor Free at none against Speedometer & Logger + G Force's 1. G Sensor Free also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.0). Speedometer & Logger + G Force's advantage is update cadence (every 2 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Speedometer & Logger + G Force sells 1 one-off in-app purchase. G Sensor Free asks for nothing beyond the download.

G Sensor Free ships an update every 3 months, Speedometer & Logger + G Force every 2 weeks. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | G Sensor Free | Speedometer & Logger + G Force |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 9 MB | 15 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIGEYUKI TAKAHASHI](https://appshunter.io/developer/437200400) | [Kazuhisa Kobayashi](https://appshunter.io/developer/1580882000) |

## What reviewers say

### G Sensor Free

[App page](https://appshunter.io/ios/app/g-sensor-free/id458060023)

**Features:** macOS Compatibility

**In-app purchases:** none


### Speedometer & Logger + G Force

[App page](https://appshunter.io/ios/app/speedometer-and-logger-plus-g-force/id6739275155)

Track your speed and acceleration in real-time with analog and digital displays. Record your journeys, view them on maps and graphs, and export your data as CSV files. Set custom speed limit alerts for safer driving.

**Highlights:** Real-time speed and acceleration display, Trip recording and playback, Speed limit alerts, Log export to CSV, Map visualization of trips, Customizable units and limits

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is G Sensor Free free?

G Sensor Free is free to download, with no in-app purchases.

### Is Speedometer & Logger + G Force free?

Speedometer & Logger + G Force is free to download, with in-app purchases available.

### Do G Sensor Free or Speedometer & Logger + G Force have ads?

Speedometer & Logger + G Force shows ads; G Sensor Free does not.

### Which is updated more often, G Sensor Free or Speedometer & Logger + G Force?

G Sensor Free ships an update every 3 months, and Speedometer & Logger + G Force every 2 weeks. Most recently, G Sensor Free was updated on October 10, 2026 and Speedometer & Logger + G Force on October 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.*