# Sugar vs OshiDiary

The clearest difference is iOS requirement: Sugar at 13 against OshiDiary's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sugar sells 14 one-off in-app purchases and OshiDiary sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Sugar | OshiDiary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 141 MB | 33 MB |
| Requires iOS | **13** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Sugar AI Lab, Inc.](https://appshunter.io/developer/1809717769) | [YU FANG](https://appshunter.io/developer/1458710477) |

## What reviewers say

### Sugar

[App page](https://appshunter.io/ios/app/sugar-author-approved-chatbot/id6744877922)

Engage in authentic conversations with beloved manga characters, their dialogue meticulously approved by original creators. Unlock secret storylines and exclusive content by remembering interactions and completing missions. Enjoy companionship anytime, anywhere with characters always ready to chat.

**Highlights:** Authentic character conversations, Creator-approved dialogue, Character memory system, Unlockable secret storylines, Exclusive card and quote rewards, Personal romance wall

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 枕頭 | $1.99 | one-time |
| 枕頭 | $3.99 | one-time |
| 世界和平月卡 | $5.99 | one-time |
| 枕頭 | $6.99 | one-time |
| 枕頭 | $8.99 | one-time |
| 枕頭 | $9.99 | one-time |
| 枕頭 | $12.99 | one-time |
| 枕頭 | $19.99 | one-time |
| 枕頭 | $22.99 | one-time |
| 枕頭 | $39.99 | one-time |
| 世界和平月卡 | $59.99 | one-time |
| 枕頭 | $59.99 | one-time |
| 枕頭 | $89.99 | one-time |
| 枕頭 | $134.99 | one-time |


### OshiDiary

[App page](https://appshunter.io/ios/app/oshidiary/id6755083192)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.99 | per month |
| Annual Plan | $19.99 | per year |


## Frequently asked questions

### Is Sugar free?

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

### Is OshiDiary free?

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

### Do Sugar or OshiDiary have ads?

Neither Sugar nor OshiDiary shows ads.

### Which is updated more often, Sugar or OshiDiary?

Sugar ships an update every 2 weeks, and OshiDiary every 2 weeks. Most recently, Sugar was updated on June 1, 2026 and OshiDiary on September 7, 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.*