# CRE OneSource vs SIOR Events

CRE OneSource and SIOR Events 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.

CRE OneSource ships an update every 5 weeks, SIOR Events every 2 months. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CRE OneSource | SIOR Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/cre-onesource/id6505008743/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 56 MB | 5 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [CRE OneSource, Inc.](https://appshunter.io/developer/1754636918) | [Society of Industrial and Office Realtors ® (SIOR)](https://appshunter.io/developer/514609916) |

## What reviewers say

### CRE OneSource

[App page](https://appshunter.io/ios/app/cre-onesource/id6505008743)

This app helps commercial real estate brokers manage their business efficiently. It allows users to track leads, log activities, manage contacts, and keep deal information updated on the go. The intuitive design focuses on streamlining CRM tasks so brokers can concentrate on closing deals.

**Highlights:** Lead tracking, Contact management, Activity logging, Deal management, Follow-up scheduling, Mobile CRM

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

**In-app purchases:** none


### SIOR Events

[App page](https://appshunter.io/ios/app/sior-events/id6778826910)

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

**In-app purchases:** none


## Frequently asked questions

### Is CRE OneSource free?

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

### Is SIOR Events free?

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

### Do CRE OneSource or SIOR Events have ads?

Neither CRE OneSource nor SIOR Events shows ads.

### Which is updated more often, CRE OneSource or SIOR Events?

CRE OneSource ships an update every 5 weeks, and SIOR Events every 2 months. Most recently, CRE OneSource was updated on November 4, 2026 and SIOR Events 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.*