# GPS String vs Pair Cale

The clearest difference is in-app purchases: GPS String at none against Pair Cale's 2. GPS String also leads on iOS requirement (8.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pair Cale sells 2 one-off in-app purchases. GPS String asks for nothing beyond the download.

GPS String ships an update every 3 days, Pair Cale every 5 days. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | GPS String | Pair Cale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pair-cale/id1376462458/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 31.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 12 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takuo Matsumura](https://appshunter.io/developer/1076447675) | [Kazumasa Shimomura](https://appshunter.io/developer/1110502851) |

## What reviewers say

### GPS String

[App page](https://appshunter.io/ios/app/gps-string/id1097060152)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pair Cale

[App page](https://appshunter.io/ios/app/pair-cale/id1376462458)

Easily share and sync work schedules in real-time with your partner. Ideal for couples with shift work, offering automatic updates, custom shifts, and a clean interface for effortless coordination.

**Highlights:** Real-time schedule synchronization, Automatic updates, Customizable shift names and colors, Offline access to synced schedules, Intuitive and minimalist design, Privacy-focused secure design

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Show rokuyo(六曜) | $1.99 | one-time |
| Hide advertising | $2.99 | one-time |


## Frequently asked questions

### Is GPS String free?

GPS String is free to download, with no in-app purchases.

### Is Pair Cale free?

Pair Cale is free to download, with in-app purchases available.

### Do GPS String or Pair Cale have ads?

Neither GPS String nor Pair Cale shows ads.

### Which is updated more often, GPS String or Pair Cale?

GPS String ships an update every 3 days, and Pair Cale every 5 days. Most recently, GPS String was updated on September 10, 2026 and Pair Cale on September 23, 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.*