# STRONG BY IZZY vs ZaaS

The clearest difference is in-app purchases: ZaaS at none against STRONG BY IZZY's 8. ZaaS also leads on update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. STRONG BY IZZY sells 8 in-app purchases, starting at $34.99 per month. ZaaS asks for nothing beyond the download.

STRONG BY IZZY ships an update every 3 months, ZaaS weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | STRONG BY IZZY | ZaaS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (184 ratings)](https://appshunter.io/ios/app/strong-by-izzy/id6758650816/reviews)** | — |
| Number of ratings | **184** | — |
| Positive reviews | 96.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 105 MB | 8 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Izzy Samuel Pty lTD](https://appshunter.io/developer/1874201670) | [ZaaS- Zen as a Service](https://appshunter.io/developer/6792842464) |

## What reviewers say

### STRONG BY IZZY

[App page](https://appshunter.io/ios/app/strong-by-izzy/id6758650816)

This platform offers structured, intelligent movement programs focused on building strength, control, and long-term results through strength-based Pilates. It provides a growing library of workouts, structured programs, and a supportive community for those seeking discipline and effective training.

**Highlights:** Strength-based Pilates workouts, Structured training programs, Heavy dumbbell sessions, Sculpt focused classes, Progressive workout challenges, Supportive community

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STRONG BY IZZY Monthly | $34.99 | per month |
| STRONG BY IZZY Yearly | $349.99 | per year |
| STRONG BY IZZY - 3499 | $34.99 | one-time |
| STRONG BY IZZY - 4499 | $44.99 | one-time |
| STRONG BY IZZY - 6499 | $64.99 | one-time |
| STRONG BY IZZY - 7499 | $74.99 | one-time |
| STRONG BY IZZY - 8499 | $84.99 | one-time |
| STRONG BY IZZY - 9999 | $99.99 | one-time |


### ZaaS

[App page](https://appshunter.io/ios/app/zaas/id6792842462)

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

**In-app purchases:** none


## Frequently asked questions

### Is STRONG BY IZZY free?

STRONG BY IZZY is free to download, with in-app purchases available.

### Is ZaaS free?

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

### Do STRONG BY IZZY or ZaaS have ads?

Neither STRONG BY IZZY nor ZaaS shows ads.

### Which is updated more often, STRONG BY IZZY or ZaaS?

STRONG BY IZZY ships an update every 3 months, and ZaaS weekly. Most recently, STRONG BY IZZY was updated on October 31, 2026 and ZaaS on October 25, 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.*