# Sarfix vs RBX Counters Robox Calculator

The clearest difference is in-app purchases: Sarfix at none against RBX Counters Robox Calculator's 2. Sarfix also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). RBX Counters Robox Calculator's advantage is update cadence (every 4 days vs every 5 months). On price and device support there is nothing between them.

Both are free to download. RBX Counters Robox Calculator sells 2 in-app purchases, starting at $4.99 per month. Sarfix asks for nothing beyond the download.

Sarfix ships an update every 5 months, RBX Counters Robox Calculator every 4 days. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Sarfix | RBX Counters Robox Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (8 ratings)](https://appshunter.io/ios/app/rbx-counters-robox-calculator/id6764420686/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 105 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [GFOODS SARFIX NIGERIA LIMITED](https://appshunter.io/developer/1639387416) | [ISMAIL LAHNITI](https://appshunter.io/developer/1842431155) |

## What reviewers say

### Sarfix

[App page](https://appshunter.io/ios/app/sarfix/id6743465853)

**Features:** macOS Compatibility

**In-app purchases:** none


### RBX Counters Robox Calculator

[App page](https://appshunter.io/ios/app/rbx-counters-robox-calculator/id6764420686)

Estimate Robux-related amounts with simple converters. View past calculations in a local history. This tool provides illustrative models, not official pricing or financial advice.

**Highlights:** Robux conversion calculators, Legacy tier model exploration, Local calculation history, USD to RBX conversion, Illustrative pricing models

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| rbx_m | $4.99 | per month |
| rbx_y | $24.99 | per year |


## Frequently asked questions

### Is Sarfix free?

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

### Is RBX Counters Robox Calculator free?

RBX Counters Robox Calculator is free to download, with in-app purchases available.

### Do Sarfix or RBX Counters Robox Calculator have ads?

RBX Counters Robox Calculator shows ads; Sarfix does not.

### Which is updated more often, Sarfix or RBX Counters Robox Calculator?

Sarfix ships an update every 5 months, and RBX Counters Robox Calculator every 4 days. Most recently, Sarfix was updated on October 10, 2026 and RBX Counters Robox Calculator on October 13, 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.*