# RALLYSTREAM Tracking vs GPS Lap Timer

The clearest difference is in-app purchases: RALLYSTREAM Tracking at none against GPS Lap Timer's 3. RALLYSTREAM Tracking also leads on ads (none vs shown). GPS Lap Timer's advantage is update cadence (every 6 days vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. GPS Lap Timer sells 3 in-app purchases, starting at $3.99 per 3 months. RALLYSTREAM Tracking asks for nothing beyond the download.

RALLYSTREAM Tracking ships an update every 6 weeks, GPS Lap Timer every 6 days. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | RALLYSTREAM Tracking | GPS Lap Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 61.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 8 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RallyStream inc.](https://appshunter.io/developer/1458587036) | [Takao Ichimura](https://appshunter.io/developer/1474061593) |

## What reviewers say

### RALLYSTREAM Tracking

[App page](https://appshunter.io/ios/app/rallystream-tracking/id1484608748)

**In-app purchases:** none


### GPS Lap Timer

[App page](https://appshunter.io/ios/app/gps-lap-timer/id1666125803)

Accurately measure lap and sector times for race tracks using your iPhone's GPS.  This app employs proprietary algorithms for precise timing without external receivers. It saves approximately 10,000 laps and supports numerous circuits worldwide.

**Highlights:** Accurate lap and sector timing, Uses iPhone GPS, Proprietary measurement algorithms, Saves up to 10,000 laps, Supports numerous global circuits, Stand-by mode for pocket use

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Measurements | $3.99 | per 3 months |
| Unlimited Measurements | $5.99 | per year |
| Unlimited measurements | $9.99 | one-time |


## Frequently asked questions

### Is RALLYSTREAM Tracking free?

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

### Is GPS Lap Timer free?

GPS Lap Timer is free to download, with in-app purchases available.

### Do RALLYSTREAM Tracking or GPS Lap Timer have ads?

GPS Lap Timer shows ads; RALLYSTREAM Tracking does not.

### Which is updated more often, RALLYSTREAM Tracking or GPS Lap Timer?

RALLYSTREAM Tracking ships an update every 6 weeks, and GPS Lap Timer every 6 days. Most recently, RALLYSTREAM Tracking was updated on October 14, 2026 and GPS Lap Timer on October 12, 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.*