# SDTRC vs Zeph

The clearest difference is rating: Zeph at 5.0 against SDTRC's 2.0. SDTRC's advantage is in-app purchases (none vs 2) and ratings volume (3 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Zeph sells 2 in-app purchases, starting at $4.99 per month. SDTRC asks for nothing beyond the download.

Zeph holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

## The numbers

| Metric | SDTRC | Zeph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/sdtrc/id1566293301/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zeph-weather-coach/id6760669028/reviews)** |
| Number of ratings | **3** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Monetization | **Free** | Freemium |
| Size | 36 MB | 7 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [San Diego Tennis and Raquet Club](https://appshunter.io/developer/1566293303) | [Entropy Logic LLC](https://appshunter.io/developer/1885620362) |

## What reviewers say

### SDTRC

[App page](https://appshunter.io/ios/app/sdtrc/id1566293301)

Manage your club membership, view statements, and update billing information. Reserve courts for tennis, pickleball, and racquetball, and track your existing bookings.

**Highlights:** Member check-in, View statements, Change billing payment, View personal information, Reserve courts, View court reservations

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Zeph

[App page](https://appshunter.io/ios/app/zeph-weather-coach/id6760669028)

This app provides a daily score out of 10 to indicate the optimal time for outdoor training. It analyzes weather conditions and identifies the best hours for your chosen activity, offering clear recommendations without overwhelming data.

**Highlights:** Daily training score (1-10), Identifies optimal training window, Tailors recommendations to preferred sport, Home and lock screen widgets, Early Window Alerts, No account or login required, Privacy-focused, data stays on device

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $39.99 | per year |


## Frequently asked questions

### Is SDTRC free?

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

### Is Zeph free?

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

### Which has better reviews, SDTRC or Zeph?

Zeph is rated higher. SDTRC averages 2.0 out of 5 from 3 ratings, while Zeph averages 5.0 from 1 ratings.

### Do SDTRC or Zeph have ads?

Neither SDTRC nor Zeph shows ads.

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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.*