# OFB vs Apps4Event

The clearest difference is update cadence: OFB at monthly against Apps4Event's every 2 months. OFB also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

OFB ships an update monthly, Apps4Event every 2 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OFB | Apps4Event |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 95.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 85 MB | 91 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [OFB TECH PRIVATE LIMITED](https://appshunter.io/developer/1163104532) | [Electrovese](https://appshunter.io/developer/1121007731) |

## What reviewers say

### OFB

[App page](https://appshunter.io/ios/app/ofb-b2b-raw-materials-prices/id1527965724)

This app aggregates, supplies, and finances B2B raw materials for SMEs. It offers real-time pricing, market news, shipment tracking, and invoice management. An AI chatbot assists with queries about raw materials, prices, and orders.

**Highlights:** Buy and sell raw materials, Live prices and price trends, Real-time shipment tracking, Manage invoices and ledgers, AI-enabled business companion, Watchlist for favorite materials

**Features:** Vision Pro support

**In-app purchases:** none


### Apps4Event

[App page](https://appshunter.io/ios/app/apps4event/id6740698443)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OFB free?

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

### Is Apps4Event free?

Apps4Event is free to download, with no in-app purchases.

### Do OFB or Apps4Event have ads?

Neither OFB nor Apps4Event shows ads.

### Which is updated more often, OFB or Apps4Event?

OFB ships an update monthly, and Apps4Event every 2 months. Most recently, OFB was updated on October 14, 2026 and Apps4Event on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*