# Sirocco Service vs Ring Sizer Tool

The clearest difference is in-app purchases: Sirocco Service at none against Ring Sizer Tool's 1. Ring Sizer Tool's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Ring Sizer Tool sells 1 in-app purchase, starting at $19.99 per year. Sirocco Service asks for nothing beyond the download.

Sirocco Service ships an update every 2 months, Ring Sizer Tool every 5 weeks. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sirocco Service | Ring Sizer Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (604 ratings)](https://appshunter.io/ios/app/ring-sizer-tool/id6466219535/reviews)** |
| Number of ratings | — | **604** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Subscription |
| Size | 21 MB | 68 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [CloudzLab](https://appshunter.io/developer/764708074) | [Appcano LLC](https://appshunter.io/developer/1626754199) |

## What reviewers say

### Sirocco Service

[App page](https://appshunter.io/ios/app/sirocco-service/id1478265490)

**Features:** Vision Pro support

**In-app purchases:** none


### Ring Sizer Tool

[App page](https://appshunter.io/ios/app/ring-sizer-tool/id6466219535)

Accurately measure your finger size or compare existing rings to find the perfect fit. This tool simplifies ring sizing for confident online purchases and jewelry selection.

**Highlights:** Finger measurement without a ring, Ring comparison for sizing, Intuitive and simple interface, Accurate sizing for online shopping, Suitable for buyers and jewelers

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer Annual | $19.99 | per year |

**What reviewers like**

- 👍 Easy to use
- ✅ Accurate sizing
- 💰 Free to use
- 📱 Works with newer iPhones
- 💡 Better than paper methods

**What reviewers complain about**

- ❌ Inaccurate finger sizing
- ❌ Wildly wrong estimates
- ❌ Doesn't work for some users

**Requested features**

- Dynamically update values as slider adjusts


## Frequently asked questions

### Is Sirocco Service free?

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

### Is Ring Sizer Tool free?

Ring Sizer Tool is free to download, with in-app purchases available.

### Do Sirocco Service or Ring Sizer Tool have ads?

Neither Sirocco Service nor Ring Sizer Tool shows ads.

### Which is updated more often, Sirocco Service or Ring Sizer Tool?

Sirocco Service ships an update every 2 months, and Ring Sizer Tool every 5 weeks. Most recently, Sirocco Service was updated on October 2, 2026 and Ring Sizer Tool on October 14, 2026.

---

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