# Esti@ vs Ringbox

The clearest difference is in-app purchases: Esti@ at none against Ringbox's 4. Esti@ also leads on iOS requirement (14.0 vs 16.4). Ringbox's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Ringbox sells 4 in-app purchases, starting at $6.99 per 7 days. Esti@ asks for nothing beyond the download.

Esti@ ships an update every 3 months, Ringbox every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Esti@ | Ringbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 29 MB | 73 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AAREON France](https://appshunter.io/developer/814976855) | [Juan Antonio Veloz Gutierrez](https://appshunter.io/developer/1810351183) |

## What reviewers say

### Esti@

[App page](https://appshunter.io/ios/app/esti/id6757519318)

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

**In-app purchases:** none


### Ringbox

[App page](https://appshunter.io/ios/app/ringbox-ring-sizer/id6814695090)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diamond plan — Weekly | $6.99 | per 7 days |
| Diamond plan — Yearly | $24.99 | per year |
| Diamond plan — Lifetime deal | $17.49 | one-time |
| Diamond plan — Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Esti@ free?

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

### Is Ringbox free?

Ringbox is free to download, with in-app purchases available.

### Do Esti@ or Ringbox have ads?

Neither Esti@ nor Ringbox shows ads.

### Which is updated more often, Esti@ or Ringbox?

Esti@ ships an update every 3 months, and Ringbox every 2 weeks. Most recently, Esti@ was updated on October 31, 2026 and Ringbox on October 31, 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.*