# Nova AI：官方正版AI聊天机器人 vs SleepMend

The clearest difference is update cadence: Nova AI：官方正版AI聊天机器人 at every 8 days against SleepMend's every 2 months. Nova AI：官方正版AI聊天机器人 also leads on iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nova AI：官方正版AI聊天机器人 sells 5 in-app purchases, starting at $3.99 per 7 days and SleepMend sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Nova AI：官方正版AI聊天机器人 ships an update every 8 days, SleepMend every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nova AI：官方正版AI聊天机器人 | SleepMend |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 37 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳市未来技术科技有限公司](https://appshunter.io/developer/1590320102) | [慧君 李](https://appshunter.io/developer/1831145253) |

## What reviewers say

### Nova AI：官方正版AI聊天机器人

[App page](https://appshunter.io/ios/app/nova-aiai/id6461415921)

This AI chatbot offers intelligent answers to your questions and assists with creative writing tasks like articles and poems. It remembers conversation history and supports voice input for a seamless user experience.

**Highlights:** Intelligent Q&A, Contextual chat, Voice chat support, Chat history saving, Creative writing assistance, Daily/Weekly report generation

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一周VIP会员 | $3.99 | per 7 days |
| 一个月VIP会员 | $6.99 | per month |
| 一季度VIP会员 | $9.99 | per 3 months |
| 一年VIP会员 | $14.99 | per year |
| 终身VIP会员 | $29.99 | one-time |


### SleepMend

[App page](https://appshunter.io/ios/app/sleepmend-sleep-tracker/id6788587935)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is Nova AI：官方正版AI聊天机器人 free?

Nova AI：官方正版AI聊天机器人 is free to download, with in-app purchases available.

### Is SleepMend free?

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

### Do Nova AI：官方正版AI聊天机器人 or SleepMend have ads?

Neither Nova AI：官方正版AI聊天机器人 nor SleepMend shows ads.

### Which is updated more often, Nova AI：官方正版AI聊天机器人 or SleepMend?

Nova AI：官方正版AI聊天机器人 ships an update every 8 days, and SleepMend every 2 months. Most recently, Nova AI：官方正版AI聊天机器人 was updated on October 24, 2026 and SleepMend on October 25, 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.*