# DifferentiationCalculator vs Dental Age

The clearest difference is price: DifferentiationCalculator at Free against Dental Age's $2.99. DifferentiationCalculator also leads on iOS requirement (12.0 vs 16.0). Dental Age's advantage is update cadence (monthly vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

DifferentiationCalculator is free to download; Dental Age costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DifferentiationCalculator ships an update every 4 months, Dental Age monthly. Both last shipped on November 7, 2026.

## The numbers

| Metric | DifferentiationCalculator | Dental Age |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | — | Paid |
| Size | 14 MB | 15 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Ilona Kosinska](https://appshunter.io/developer/1538804529) | [CRESCENDO TREINAMENTOS AVANCADOS LTDA](https://appshunter.io/developer/1591484139) |

## What reviewers say

### DifferentiationCalculator

[App page](https://appshunter.io/ios/app/differentiationcalculator/id1538804527)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dental Age

[App page](https://appshunter.io/ios/app/dental-age/id6448929682)

This application estimates a child's dental age using Demirjian's system, analyzing the developmental stages of seven mandibular teeth from panoramic radiographs. It is designed for dental professionals and students to aid in clinical assessments.

**Highlights:** Demirjian's system for dental age estimation, Analyzes seven mandibular teeth, Supports ages 3-16, Requires panoramic radiograph, For professional and educational use

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

**In-app purchases:** none


## Frequently asked questions

### Is DifferentiationCalculator free?

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

### Is Dental Age free?

Dental Age costs $2.99, with no in-app purchases.

### Do DifferentiationCalculator or Dental Age have ads?

Neither DifferentiationCalculator nor Dental Age shows ads.

### Which is updated more often, DifferentiationCalculator or Dental Age?

DifferentiationCalculator ships an update every 4 months, and Dental Age monthly. Most recently, DifferentiationCalculator was updated on November 7, 2026 and Dental Age on November 7, 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.*