# C4 Negotiation vs fulfillmenttools

The clearest difference is update cadence: fulfillmenttools at every 2 months against C4 Negotiation's every 15 months. 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.

C4 Negotiation ships an update every 15 months, fulfillmenttools every 2 months. The most recent releases landed on October 5, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | C4 Negotiation | fulfillmenttools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Size | 35 MB | 63 MB |
| Requires iOS | **14.0** | 14.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [C4 Center for Negotiation](https://appshunter.io/developer/1524755528) | [OC fulfillment](https://appshunter.io/developer/1728254141) |

## What reviewers say

### C4 Negotiation

[App page](https://appshunter.io/ios/app/c4-negotiation/id1524755526)

**Features:** macOS Compatibility

**In-app purchases:** none


### fulfillmenttools

[App page](https://appshunter.io/ios/app/fulfillmenttools-returns/id6477875850)

**In-app purchases:** none


## Frequently asked questions

### Is C4 Negotiation free?

C4 Negotiation is free to download, with no in-app purchases.

### Is fulfillmenttools free?

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

### Do C4 Negotiation or fulfillmenttools have ads?

Neither C4 Negotiation nor fulfillmenttools shows ads.

### Which is updated more often, C4 Negotiation or fulfillmenttools?

C4 Negotiation ships an update every 15 months, and fulfillmenttools every 2 months. Most recently, C4 Negotiation was updated on October 5, 2026 and fulfillmenttools on October 20, 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.*