# 花火清单 vs NULL Memo

The clearest difference is in-app purchases: 花火清单 at none against NULL Memo's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. NULL Memo sells 1 one-off in-app purchase. 花火清单 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 花火清单 | NULL Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Size | 19 MB | 60 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [文君 李](https://appshunter.io/developer/1801128255) | [Aaron Chan](https://appshunter.io/developer/1888707957) |

## What reviewers say

### 花火清单

[App page](https://appshunter.io/ios/app/id6755802568)

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

**In-app purchases:** none


### NULL Memo

[App page](https://appshunter.io/ios/app/null-memo-ideas-notes-lists/id6761292505)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NULL Memo Pro | $2.99 | one-time |


## Frequently asked questions

### Is 花火清单 free?

花火清单 is free to download, with no in-app purchases.

### Is NULL Memo free?

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

### Do 花火清单 or NULL Memo have ads?

Neither 花火清单 nor NULL Memo shows ads.

### Which is updated more often, 花火清单 or NULL Memo?

花火清单 ships an update daily, and NULL Memo daily. Most recently, 花火清单 was updated on October 13, 2026 and NULL Memo on October 17, 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.*