# Periodontal Chart vs Periofirst

The clearest difference is in-app purchases: Periofirst at none against Periodontal Chart's 2. Periofirst also leads on ads (none vs shown). Periodontal Chart's advantage is update cadence (weekly vs monthly) and device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. Periodontal Chart sells 2 in-app purchases, starting at $1.99 per month. Periofirst asks for nothing beyond the download.

Periodontal Chart ships an update weekly, Periofirst monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Periodontal Chart | Periofirst |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 33 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Yuki Kuwahara](https://appshunter.io/developer/1464637125) | [FRANCE MEDICAL FORMATION](https://appshunter.io/developer/1636682112) |

## What reviewers say

### Periodontal Chart

[App page](https://appshunter.io/ios/app/periodontal-chart/id1603040583)

This app allows dentists to create, save, and print detailed periodontal examination charts. It supports input for PPD, Mobility, and PCR measurements, streamlining patient data management for dental professionals.

**Highlights:** Create periodontal charts, Input PPD, Mobility, PCR, Save patient data, Print examination records, Designed for dentists

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ペリオチャートサブスクリプション | $1.99 | per month |
| ペリオチャートサブスクリプション | $5.99 | per month |


### Periofirst

[App page](https://appshunter.io/ios/app/periofirst/id1636682110)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Periodontal Chart free?

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

### Is Periofirst free?

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

### Do Periodontal Chart or Periofirst have ads?

Periodontal Chart shows ads; Periofirst does not.

### Which is updated more often, Periodontal Chart or Periofirst?

Periodontal Chart ships an update weekly, and Periofirst monthly. Most recently, Periodontal Chart was updated on October 27, 2026 and Periofirst on October 25, 2026.

---

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