# APS vs GNSS Circuit Logger

The clearest difference is price: GNSS Circuit Logger at Free against APS's $7.99. GNSS Circuit Logger also leads on update cadence (every 11 days vs every 6 weeks) and iOS requirement (10.3 vs 13.0). APS's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

GNSS Circuit Logger is free to download; APS costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

APS ships an update every 6 weeks, GNSS Circuit Logger every 11 days. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | APS | GNSS Circuit Logger |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Positive reviews | — | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | — | Ad-supported |
| Size | 31 MB | 14 MB |
| Requires iOS | 13.0 | **10.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Yoshiaki Onishi](https://appshunter.io/developer/852893746) | [Yuji Kanda](https://appshunter.io/developer/1244419770) |

## What reviewers say

### APS

[App page](https://appshunter.io/ios/app/aps/id1265581013)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is APS free?

APS costs $7.99, with no in-app purchases.

### Is GNSS Circuit Logger free?

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

### Do APS or GNSS Circuit Logger have ads?

GNSS Circuit Logger shows ads; APS does not.

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

APS ships an update every 6 weeks, and GNSS Circuit Logger every 11 days. Most recently, APS was updated on October 17, 2026 and GNSS Circuit Logger on October 2, 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.*