# OneTalk vs シャーク

The clearest difference is in-app purchases: OneTalk at none against シャーク's 6. シャーク's advantage is ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. シャーク sells 6 one-off in-app purchases. OneTalk asks for nothing beyond the download.

OneTalk ships an update every 3 weeks, シャーク every 2 days. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OneTalk | シャーク |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onetalk-onetimeconversation/id1660444348/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 88.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 27 MB | 248 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [akito morimoto](https://appshunter.io/developer/1525174841) | [Shota Kuroda](https://appshunter.io/developer/1714373848) |

## What reviewers say

### OneTalk

[App page](https://appshunter.io/ios/app/onetalk-onetimeconversation/id1660444348)

Connect with new people through one-tap voice calls. This app facilitates fleeting conversations without requiring registration or friend lists. Easily block unwanted contacts and report issues for a secure, simple calling experience.

**Highlights:** One-tap calling, No registration required, Random call matching, Block unwanted contacts, Mute function, Report issues

**Features:** macOS Compatibility

**In-app purchases:** none


### シャーク

[App page](https://appshunter.io/ios/app/id6470880055)

Compete for high scores in a shark-themed game and share your achievements on a community bulletin board. Connect with others who enjoy the ocean and friendly competition. It's a fun way to brag about your scores and chat with like-minded individuals.

**Highlights:** Shark-themed gameplay, High score competition, Community bulletin board, Score sharing, Connect with ocean lovers, Casual chat

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 384ポイント | $2.99 | one-time |
| 815ポイント | $5.99 | one-time |
| 2400ポイント | $17.99 | one-time |
| 5000ポイント | $19.99 | one-time |
| 4200ポイント | $29.99 | one-time |
| 8600ポイント | $59.99 | one-time |


## Frequently asked questions

### Is OneTalk free?

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

### Is シャーク free?

シャーク is free to download, with in-app purchases available.

### Do OneTalk or シャーク have ads?

OneTalk shows ads; シャーク does not.

### Which is updated more often, OneTalk or シャーク?

OneTalk ships an update every 3 weeks, and シャーク every 2 days. Most recently, OneTalk was updated on October 19, 2026 and シャーク on October 24, 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.*