# ZeroOne Keyboard vs Cost自动记账

The clearest difference is in-app purchases: ZeroOne Keyboard at none against Cost自动记账's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Cost自动记账 sells 3 in-app purchases, starting at $0.99 per month. ZeroOne Keyboard asks for nothing beyond the download.

ZeroOne Keyboard ships an update every 4 days, Cost自动记账 every 3 days. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ZeroOne Keyboard | Cost自动记账 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 90 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, Mac | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [海平 吴](https://appshunter.io/developer/1011086237) | [Hefei Today Yi Xiu Technology Co., Ltd](https://appshunter.io/developer/6782234075) |

## What reviewers say

### ZeroOne Keyboard

[App page](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442)

This keyboard app offers advanced Chinese shuangpin input with on-device processing for enhanced privacy. It features customizable schemes, emoji support, conversion tools, and theme syncing.

**Highlights:** Multiple shuangpin schemes, On-device data processing, Full Unicode emoji support, Math and unit conversions, Customizable themes, Local sync for themes and snippets

**Features:** Vision Pro support

**In-app purchases:** none


### Cost自动记账

[App page](https://appshunter.io/ios/app/cost/id6787337713)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $4.99 | per year |
| Lifetime Membership | $9.99 | one-time |


## Frequently asked questions

### Is ZeroOne Keyboard free?

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

### Is Cost自动记账 free?

Cost自动记账 is free to download, with in-app purchases available.

### Do ZeroOne Keyboard or Cost自动记账 have ads?

Neither ZeroOne Keyboard nor Cost自动记账 shows ads.

### Which is updated more often, ZeroOne Keyboard or Cost自动记账?

ZeroOne Keyboard ships an update every 4 days, and Cost自动记账 every 3 days. Most recently, ZeroOne Keyboard was updated on October 9, 2026 and Cost自动记账 on October 13, 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.*