# Periodontal Chart vs IOOELI

The clearest difference is in-app purchases: IOOELI at none against Periodontal Chart's 2. IOOELI also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). Periodontal Chart's advantage is update cadence (weekly vs every 6 weeks) and device support (4 vs 2). On price there is nothing between them.

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

Periodontal Chart ships an update weekly, IOOELI every 6 weeks. The most recent releases landed on September 23, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Periodontal Chart | IOOELI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 144 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Yuki Kuwahara](https://appshunter.io/developer/1464637125) | [Hangzhou ChohoTech Co., Ltd.](https://appshunter.io/developer/1615167118) |

## 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 |


### IOOELI

[App page](https://appshunter.io/ios/app/iooeli/id6505045263)

**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 IOOELI free?

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

### Do Periodontal Chart or IOOELI have ads?

Periodontal Chart shows ads; IOOELI does not.

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

Periodontal Chart ships an update weekly, and IOOELI every 6 weeks. Most recently, Periodontal Chart was updated on September 23, 2026 and IOOELI on May 19, 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.*