GNSS Circuit Logger vs GRÆS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GNSS Circuit Logger
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.
- GNSS lap timer for circuit driving
- BLE device compatibility (LNS and QSTARZ protocols)
- CSV, NMEA, GPX lap time output
- Data logging for circuit racing
Read full descriptionHide full description
It’s a lap timer app for circuit driving that uses GNSS. Compatible with BLE devices (GL-770) that support the LNS protocol and BLE devices (BL-1000GT, BL-818GT, BL-1000ST) that support the QSTARZ protocol. CSV NMEA GPX output function for lap time.
GRÆS
Read full descriptionHide full description
GRAES turns your golf round scores into beautiful, shareable stamps for social media. Record your score, and GRAES automatically creates a stylish stamp you can share on Instagram, LINE, X, and more. SCORE STAMPS - 4 design styles: Icon, Classic, Frame, and Scorecard - Transparent PNG & colored stamps - Course name, score, and hole-by-hole results auto-laid out - One-tap copy to clipboard or save to camera roll SIMPLE SCORE TRACKING - Hole-by-hole score input (9H/18H) - Track putts, OB, penalties, fairway hits - Round history, averages, and best scores - Calendar view for round history - Cloud sync across devices EFFORTS & BADGES Earn achievement badges for consecutive rounds and milestones. GRAES PRO (Subscription) All basic features are free. Pro unlocks stamp color customization and removes ads. - Monthly: JPY 300/month - Annual: JPY 2,500/year (auto-renewing) - Cancel anytime in Settings > Subscriptions Auto-renewable subscription terms: - Title: GRAES Pro Monthly (1 month) / GRAES Pro Annual (1 year) - Price: JPY 300/month or JPY 2,500/year - Payment is charged to your Apple ID at confirmation of purchase - Subscription auto-renews unless canceled at least 24 hours before the end of the current period - Manage/cancel in Settings > Apple ID > Subscriptions Terms of Use (EULA): https://heyheycamila0303-art.github.io/graes-docs/terms.html Privacy Policy: https://heyheycamila0303-art.github.io/graes-docs/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: GNSS Circuit Logger at none against GRÆS's 2. GNSS Circuit Logger also leads on device support (3 vs 1) and iOS requirement (10.3 vs 16.0). GRÆS's advantage is update cadence (every 3 days vs every 11 days). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. GRÆS sells 2 in-app purchases, starting at $1.99 per month. GNSS Circuit Logger asks for nothing beyond the download.
GNSS Circuit Logger ships an update every 11 days, GRÆS every 3 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | GNSS Circuit Logger | GRÆS |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 77.8% of reviews | — |
| Update frequency | Every 11 days | Every 3 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.3 — better | 16.0 |
| Further details — not scored | ||
| Size | 14 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuji Kanda | KOHDAI Yamada |
In-app purchases
GNSS Circuit Logger
No in-app purchases
GRÆS
- GRAES Pro（月額）$1.991 Month
- GRAES Pro（年額）$14.991 Year
