Onidoko vs AVATARIUM（アバタリウム）
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Onidoko
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This year at Onidoko, you will be able to meet the "Aka-Oni" using Augmented Reality (AR), a technology that superimposes the virtual world on the real world. This is a technology that superimposes the virtual world onto the real world. On the day of the main Toyohashi Onimatsuri festival, you will also receive a notice about the festival. This application accesses the location data of the device. Information pertaining to the use of this application (which does not identify the individual) will be collected and used only for this research, to assist in the smooth operation of the Onimatsuri, and for activities that contribute to the revitalization of the Onimatsuri.
AVATARIUM（アバタリウム）
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AVATARIUM Avatar for everyone 誰でも簡単にアバターが作れるAVATARIUM 誰が見てもすぐにあなたとわかる、あなたの大事な個性を活かし、あなた好みにカスタマイズしたアバターを簡単に作れます AVATARIUMでもうひとりの自分を作って新しい世界へ飛び出そう！
Screenshots
Verdict
The clearest difference is update cadence: Onidoko at every 3 days against AVATARIUM（アバタリウム）'s every 10 days. AVATARIUM（アバタリウム）'s advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Onidoko ships an update every 3 days, AVATARIUM（アバタリウム） every 10 days. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.
| Parameter | Onidoko | AVATARIUM（アバタリウム） |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 11.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 229 MB |
| Age rating | 4+ | 4+ |
| Developer | Ren Ohmura | PocketRD Inc. |
In-app purchases
Onidoko
No in-app purchases
AVATARIUM（アバタリウム）
No in-app purchases
