# STAFDA Annual Convention vs CleanSpace Mask Select

STAFDA Annual Convention and CleanSpace Mask Select 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.

STAFDA Annual Convention ships an update every 48 months, CleanSpace Mask Select every 30 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | STAFDA Annual Convention | CleanSpace Mask Select |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/stafda-annual-convention/id1307018737/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 30 months** |
| Monetization | Free | — |
| Size | 16 MB | 60 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Specialty Tools & Fasteners Distributors Association, Inc.](https://appshunter.io/developer/1647027355) | [CleanSpace Technology Pty Ltd](https://appshunter.io/developer/1540514188) |

## What reviewers say

### STAFDA Annual Convention

[App page](https://appshunter.io/ios/app/stafda-annual-convention/id1307018737)

Access the latest details for the STAFDA Annual Convention and Trade Show. Find exhibitor information, session schedules, and hotel details to enhance your event experience.

**Highlights:** Exhibitor information, Session schedules, Hotel details, Event navigation

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

**In-app purchases:** none


### CleanSpace Mask Select

[App page](https://appshunter.io/ios/app/cleanspace-mask-select/id1577491259)

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

**In-app purchases:** none


## Frequently asked questions

### Is STAFDA Annual Convention free?

STAFDA Annual Convention is free to download, with no in-app purchases.

### Is CleanSpace Mask Select free?

CleanSpace Mask Select is free to download, with no in-app purchases.

### Do STAFDA Annual Convention or CleanSpace Mask Select have ads?

Neither STAFDA Annual Convention nor CleanSpace Mask Select shows ads.

### Which is updated more often, STAFDA Annual Convention or CleanSpace Mask Select?

STAFDA Annual Convention ships an update every 48 months, and CleanSpace Mask Select every 30 months. Most recently, STAFDA Annual Convention was updated on November 6, 2026 and CleanSpace Mask Select on November 3, 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.*