# SAS Flex & fit vs Unit62

SAS Flex & fit and Unit62 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.

SAS Flex & fit ships an update every 2 months, Unit62 every 3 months. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | SAS Flex & fit | Unit62 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 51 MB | 83 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [LAMEGO FABRICE](https://appshunter.io/developer/1552901115) | [Unit62](https://appshunter.io/developer/6774725755) |

## What reviewers say

### SAS Flex & fit

[App page](https://appshunter.io/ios/app/sas-flex-and-fit/id6446684188)

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

**In-app purchases:** none


### Unit62

[App page](https://appshunter.io/ios/app/unit62/id6511245301)

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

**In-app purchases:** none


## Frequently asked questions

### Is SAS Flex & fit free?

SAS Flex & fit is free to download, with no in-app purchases.

### Is Unit62 free?

Unit62 is free to download, with no in-app purchases.

### Do SAS Flex & fit or Unit62 have ads?

Neither SAS Flex & fit nor Unit62 shows ads.

### Which is updated more often, SAS Flex & fit or Unit62?

SAS Flex & fit ships an update every 2 months, and Unit62 every 3 months. Most recently, SAS Flex & fit was updated on October 26, 2026 and Unit62 on October 16, 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.*