# RD TRAINING CENTER vs SIGE

The clearest difference is update cadence: SIGE at every 5 days against RD TRAINING CENTER's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

RD TRAINING CENTER ships an update every 6 months, SIGE every 5 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | RD TRAINING CENTER | SIGE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 days** |
| Size | 66 MB | 118 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RD Training Center](https://appshunter.io/developer/1836472457) | [Fitmewise S.L](https://appshunter.io/developer/1531618179) |

## What reviewers say

### RD TRAINING CENTER

[App page](https://appshunter.io/ios/app/rd-training-center/id6751730708)

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

**In-app purchases:** none


### SIGE

[App page](https://appshunter.io/ios/app/sige/id6754335447)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is RD TRAINING CENTER free?

RD TRAINING CENTER is free to download, with no in-app purchases.

### Is SIGE free?

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

### Do RD TRAINING CENTER or SIGE have ads?

Neither RD TRAINING CENTER nor SIGE shows ads.

### Which is updated more often, RD TRAINING CENTER or SIGE?

RD TRAINING CENTER ships an update every 6 months, and SIGE every 5 days. Most recently, RD TRAINING CENTER was updated on October 3, 2026 and SIGE on October 5, 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.*