# K2 Method vs SigFit Training App

K2 Method and SigFit Training App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

K2 Method ships an update every 3 weeks, SigFit Training App monthly. The most recent releases landed on September 19, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | K2 Method | SigFit Training App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k2-method/id6748156868/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 169 MB | 225 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [K2 Motions LLC](https://appshunter.io/developer/1750458799) | [Signature Fitness LLC](https://appshunter.io/developer/1576561577) |

## What reviewers say

### K2 Method

[App page](https://appshunter.io/ios/app/k2-method/id6748156868)

Access personalized workout programs, track your nutrition, and monitor lifestyle habits with your coach. Set goals, earn badges, and sync with wearable devices for comprehensive health management.

**Highlights:** Personalized workout programs, Workout and exercise video tracking, Meal and habit tracking, Goal setting and progress monitoring, Real-time coach messaging, Body measurement and progress photos, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


### SigFit Training App

[App page](https://appshunter.io/ios/app/sigfit-training-app/id6749336373)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is K2 Method free?

K2 Method is free to download, with no in-app purchases.

### Is SigFit Training App free?

SigFit Training App is free to download, with no in-app purchases.

### Do K2 Method or SigFit Training App have ads?

Neither K2 Method nor SigFit Training App shows ads.

### Which is updated more often, K2 Method or SigFit Training App?

K2 Method ships an update every 3 weeks, and SigFit Training App monthly. Most recently, K2 Method was updated on September 19, 2026 and SigFit Training App on September 26, 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.*