# GNSS Circuit Logger vs Pole Lap Logger

The clearest difference is in-app purchases: GNSS Circuit Logger at none against Pole Lap Logger's 3. GNSS Circuit Logger also leads on iOS requirement (10.3 vs 15.0). Pole Lap Logger's advantage is ads (none vs shown) and update cadence (every 3 days vs every 11 days). On price and device support there is nothing between them.

Both are free to download. Pole Lap Logger sells 3 in-app purchases, starting at $1.49 per month. GNSS Circuit Logger asks for nothing beyond the download.

GNSS Circuit Logger ships an update every 11 days, Pole Lap Logger every 3 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | GNSS Circuit Logger | Pole Lap Logger |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 14 MB | 54 MB |
| Requires iOS | **10.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuji Kanda](https://appshunter.io/developer/1244419770) | [Tasuku Endo](https://appshunter.io/developer/6795801526) |

## What reviewers say

### GNSS Circuit Logger

[App page](https://appshunter.io/ios/app/gnss-circuit-logger/id1435155551)

This application functions as a lap timer for circuit driving, utilizing GNSS technology. It supports various BLE devices for data logging and offers CSV, NMEA, and GPX output formats for lap times.

**Highlights:** GNSS lap timer for circuit driving, BLE device compatibility (LNS and QSTARZ protocols), CSV, NMEA, GPX lap time output, Data logging for circuit racing

**Features:** macOS Compatibility

**In-app purchases:** none


### Pole Lap Logger

[App page](https://appshunter.io/ios/app/pole-lap-logger-lap-timer/id6795801524)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.49 | per month |
| Premium Yearly | $2.99 | per year |
| Premium Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is GNSS Circuit Logger free?

GNSS Circuit Logger is free to download, with no in-app purchases.

### Is Pole Lap Logger free?

Pole Lap Logger is free to download, with in-app purchases available.

### Do GNSS Circuit Logger or Pole Lap Logger have ads?

GNSS Circuit Logger shows ads; Pole Lap Logger does not.

### Which is updated more often, GNSS Circuit Logger or Pole Lap Logger?

GNSS Circuit Logger ships an update every 11 days, and Pole Lap Logger every 3 days. Most recently, GNSS Circuit Logger was updated on October 2, 2026 and Pole Lap Logger 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.*