# NASA SBX vs Xometry Workcenter

The clearest difference is update cadence: Xometry Workcenter at every 3 weeks against NASA SBX's every 8 months. NASA SBX's advantage is rating (4.3 vs 4.1) and iOS requirement (15.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

NASA SBX holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 9 and 10 respectively.

NASA SBX ships an update every 8 months, Xometry Workcenter every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NASA SBX | Xometry Workcenter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/nasa-sbx/id1147705250/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/xometry-workcenter/id6467016160/reviews) |
| Number of ratings | 9 | **10** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 28 MB | 156 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [NASA](https://appshunter.io/developer/355542146) | [Xometry, Inc.](https://appshunter.io/developer/1171951634) |

## What reviewers say

### NASA SBX

[App page](https://appshunter.io/ios/app/nasa-sbx/id1147705250)

This app connects small businesses with NASA contracting opportunities. It provides access to contract listings, networking with NASA specialists, and agency metrics data. Stay informed about the latest small business news and events to contribute to NASA's mission.

**Highlights:** Active contract listings, Requests for proposals, Network with Small Business Specialists, Explore prime metrics data, Small business news and events

**Features:** Vision Pro support

**In-app purchases:** none


### Xometry Workcenter

[App page](https://appshunter.io/ios/app/xometry-workcenter/id6467016160)

This app streamlines manufacturing operations by allowing users to find, accept, and manage jobs on the go. It facilitates job management, payment processing, and document uploads from a mobile device, simplifying the entire quote-to-cash cycle.

**Highlights:** Access job offers on the go, Manage active and completed jobs, Upload photos and documents, Streamline quote-to-cash process, Secure payment management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NASA SBX free?

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

### Is Xometry Workcenter free?

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

### Which has better reviews, NASA SBX or Xometry Workcenter?

NASA SBX is rated higher. NASA SBX averages 4.3 out of 5 from 9 ratings, while Xometry Workcenter averages 4.1 from 10 ratings.

### Do NASA SBX or Xometry Workcenter have ads?

Neither NASA SBX nor Xometry Workcenter shows ads.

### Which is updated more often, NASA SBX or Xometry Workcenter?

NASA SBX ships an update every 8 months, and Xometry Workcenter every 3 weeks. Most recently, NASA SBX was updated on October 24, 2026 and Xometry Workcenter 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.*