# Stamp Bookkeeping vs NQ100 Portfolio Notes

The clearest difference is in-app purchases: Stamp Bookkeeping at none against NQ100 Portfolio Notes's 2. Stamp Bookkeeping also leads on update cadence (every 5 days vs every 3 weeks). NQ100 Portfolio Notes's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. NQ100 Portfolio Notes sells 2 in-app purchases, starting at $1.99 per month. Stamp Bookkeeping asks for nothing beyond the download.

Stamp Bookkeeping ships an update every 5 days, NQ100 Portfolio Notes every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stamp Bookkeeping | NQ100 Portfolio Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 28 MB | 61 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CELLBORN LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1791037056) | [光耀 张](https://appshunter.io/developer/1893112743) |

## What reviewers say

### Stamp Bookkeeping

[App page](https://appshunter.io/ios/app/stamp-bookkeeping/id6740690214)

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

**In-app purchases:** none


### NQ100 Portfolio Notes

[App page](https://appshunter.io/ios/app/nq100-portfolio-notes/id6762179832)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.99 | per month |
| Pro (Yearly) | $14.99 | per year |


## Frequently asked questions

### Is Stamp Bookkeeping free?

Stamp Bookkeeping is free to download, with no in-app purchases.

### Is NQ100 Portfolio Notes free?

NQ100 Portfolio Notes is free to download, with in-app purchases available.

### Do Stamp Bookkeeping or NQ100 Portfolio Notes have ads?

Neither Stamp Bookkeeping nor NQ100 Portfolio Notes shows ads.

### Which is updated more often, Stamp Bookkeeping or NQ100 Portfolio Notes?

Stamp Bookkeeping ships an update every 5 days, and NQ100 Portfolio Notes every 3 weeks. Most recently, Stamp Bookkeeping was updated on October 30, 2026 and NQ100 Portfolio Notes on October 28, 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.*