# Cotomo（コトモ：音声会話型おしゃべりAI） vs Chacha

The clearest difference is ads: Cotomo（コトモ：音声会話型おしゃべりAI） at none against Chacha's shown. Chacha's advantage is review sentiment (71% vs 41%) and rating (4.7 vs 4.4). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Cotomo（コトモ：音声会話型おしゃべりAI） sells 10 one-off in-app purchases and Chacha sells 10 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Chacha holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Chacha has 119 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 41% of Cotomo（コトモ：音声会話型おしゃべりAI）'s written reviews are positive against 71% of Chacha's.

Cotomo（コトモ：音声会話型おしゃべりAI） ships an update every 6 days, Chacha weekly. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Cotomo（コトモ：音声会話型おしゃべりAI） | Chacha |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/cotomoai/id6460890513/reviews) | **[4.7 (119 ratings)](https://appshunter.io/ios/app/chacha-ai-anime-chat/id6748977935/reviews)** |
| Number of ratings | 10 | **119** |
| Positive reviews | 40.9% of reviews | **71.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 116 MB | 142 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Starley Inc.](https://appshunter.io/developer/1702171794) | [Kinkaku, Inc.](https://appshunter.io/developer/1826927409) |

## What reviewers say

### Cotomo（コトモ：音声会話型おしゃべりAI）

[App page](https://appshunter.io/ios/app/cotomoai/id6460890513)

Engage in dynamic AI conversations with unique personalities and interactive stories. Build evolving relationships through shared memories and customize your own AI characters. Experience immersive voice chats with live subtitles.

**Highlights:** AI-powered interactive stories, Unique AI personalities, Evolving relationships, Immersive voice audio, Customizable AI characters, Live English subtitles

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cotomo Coin x125 | $2.49 | one-time |
| Cotomo Coin x250 | $2.49 | one-time |
| Cotomo Coin x500 | $4.99 | one-time |
| Cotomo Essentials Pack 9.99 | $9.99 | one-time |
| Cotomo Coin x525 | $9.99 | one-time |
| Cotomo Coin x1000 | $9.99 | one-time |
| Cotomo Coin x5000 | $49.99 | one-time |
| Cotomo Coin x10000 | $99.99 | one-time |
| Cotomo Coin x14700 | $249.99 | one-time |
| Cotomo Coin x25000 | $249.99 | one-time |


### Chacha

[App page](https://appshunter.io/ios/app/chacha-ai-anime-chat/id6748977935)

Engage in immersive, dream-like conversations with original AI characters. Create your own unique AI companions, generate anime art from text prompts, and develop deep bonds through interactive storytelling. Share your creations and join community events.

**Highlights:** AI anime character chat, Custom character creation, AI art generation from prompts, Growing character bonds, Long-form AI conversations, Community sharing and contests

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chacha Pass | $9.99 | per month |
| One-Time Purchase | $2.00 | one-time |
| クレジットパック | $2.99 | one-time |
| One-Time Purchase | $4.00 | one-time |
| クレジットパック | $5.99 | one-time |
| One-Time Purchase | $8.00 | one-time |
| One-Time Purchase | $20.00 | one-time |
| One-Time Purchase | $50.00 | one-time |
| クレジットパック | $59.99 | one-time |
| One-Time Purchase | $100.00 | one-time |


## Frequently asked questions

### Is Cotomo（コトモ：音声会話型おしゃべりAI） free?

Cotomo（コトモ：音声会話型おしゃべりAI） is free to download, with in-app purchases available.

### Is Chacha free?

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

### Which has better reviews, Cotomo（コトモ：音声会話型おしゃべりAI） or Chacha?

Chacha is rated higher. Cotomo（コトモ：音声会話型おしゃべりAI） averages 4.4 out of 5 from 10 ratings, while Chacha averages 4.7 from 119 ratings.

### Do Cotomo（コトモ：音声会話型おしゃべりAI） or Chacha have ads?

Chacha shows ads; Cotomo（コトモ：音声会話型おしゃべりAI） does not.

### Which is updated more often, Cotomo（コトモ：音声会話型おしゃべりAI） or Chacha?

Cotomo（コトモ：音声会話型おしゃべりAI） ships an update every 6 days, and Chacha weekly. Most recently, Cotomo（コトモ：音声会話型おしゃべりAI） was updated on November 7, 2026 and Chacha on November 8, 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.*