# Siffi vs Nathan Ross Coaching

The clearest difference is in-app purchases: Siffi at none against Nathan Ross Coaching's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Nathan Ross Coaching sells 1 in-app purchase, starting at $199.99 per month. Siffi asks for nothing beyond the download.

Siffi ships an update every 2 months, Nathan Ross Coaching monthly. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Siffi | Nathan Ross Coaching |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 89 MB | 54 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Minudoc OÜ](https://appshunter.io/developer/1465732930) | [Nathan Ross Stewart McLaren](https://appshunter.io/developer/1654043060) |

## What reviewers say

### Siffi

[App page](https://appshunter.io/ios/app/siffi/id1629846508)

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

**In-app purchases:** none


### Nathan Ross Coaching

[App page](https://appshunter.io/ios/app/nathan-ross-coaching/id6444349441)

This app serves as a dedicated platform for members of a specific coaching community. It facilitates communication, allows users to view their personalized plans, track daily habits, and log workouts. Access is exclusively for those enrolled in a paid coaching program.

**Highlights:** Messaging, View Training Plans, Check-Ins, Daily Habit Tracking, Log Workouts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Coaching | $199.99 | per month |


## Frequently asked questions

### Is Siffi free?

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

### Is Nathan Ross Coaching free?

Nathan Ross Coaching is free to download, with in-app purchases available.

### Do Siffi or Nathan Ross Coaching have ads?

Neither Siffi nor Nathan Ross Coaching shows ads.

### Which is updated more often, Siffi or Nathan Ross Coaching?

Siffi ships an update every 2 months, and Nathan Ross Coaching monthly. Most recently, Siffi was updated on October 25, 2026 and Nathan Ross Coaching on October 10, 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.*