# LeafByte vs US Citizenship

The clearest difference is in-app purchases: LeafByte at none against US Citizenship's 3. LeafByte also leads on iOS requirement (9.0 vs 17.0). US Citizenship's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. US Citizenship sells 3 in-app purchases, starting at $3.99 per 7 days. LeafByte asks for nothing beyond the download.

LeafByte ships an update every 5 months, US Citizenship every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LeafByte | US Citizenship |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/leafbyte/id1362985339/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 21 MB | 3 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abigail Getman-Pickering](https://appshunter.io/developer/1362985338) | [Hermes Inteligencia Digital Ltda](https://appshunter.io/developer/1896694873) |

## What reviewers say

### LeafByte

[App page](https://appshunter.io/ios/app/leafbyte/id1362985339)

This application allows users to quickly and accurately measure leaf area and herbivory by taking photos. It supports various leaf types and conditions, and saves data to spreadsheets. Features include freehand drawing for reconstruction and automatic skew correction.

**Highlights:** Measure leaf area and herbivory, Save data to spreadsheets, Analyze leaves of any size, Reconstruct missing leaf margins, Measure dark or light plant material, Read barcodes, Correct photo skew

**Features:** macOS Compatibility

**In-app purchases:** none


### US Citizenship

[App page](https://appshunter.io/ios/app/us-citizenship-civics-and-exam/id6789264100)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Citizenship Prep Weekly | $3.99 | per 7 days |
| Citizenship Prep Monthly | $10.99 | per month |
| Quarterly | $21.99 | per 3 months |


## Frequently asked questions

### Is LeafByte free?

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

### Is US Citizenship free?

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

### Do LeafByte or US Citizenship have ads?

Neither LeafByte nor US Citizenship shows ads.

### Which is updated more often, LeafByte or US Citizenship?

LeafByte ships an update every 5 months, and US Citizenship every 3 weeks. Most recently, LeafByte was updated on October 24, 2026 and US Citizenship 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.*