# DiscoverNP vs Parkchive

The clearest difference is in-app purchases: DiscoverNP at none against Parkchive's 7. DiscoverNP also leads on iOS requirement (15.6 vs 18.5). Parkchive's advantage is update cadence (weekly vs every 33 months). On price, ads and device support there is nothing between them.

Both are free to download. Parkchive sells 7 in-app purchases, starting at $12.99 per 6 months. DiscoverNP asks for nothing beyond the download.

DiscoverNP ships an update every 33 months, Parkchive weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DiscoverNP | Parkchive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (7 ratings)](https://appshunter.io/ios/app/discovernp/id1436535376/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 33 months | **Weekly** |
| Monetization | Free | — |
| Size | 68 MB | 144 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Honu Lab LLC](https://appshunter.io/developer/1436535375) | [Lindsey Prentice](https://appshunter.io/developer/1820788529) |

## What reviewers say

### DiscoverNP

[App page](https://appshunter.io/ios/app/discovernp/id1436535376)

Track your National Park visits digitally by collecting virtual stamps. Avoid lines at physical cancellation stations and spend more time exploring. The app supports 64 national parks and works offline after an initial data download.

**Highlights:** Digital stamp collection, Track park visits, Supports 64 national parks, Offline functionality, Avoid cancellation lines

**Features:** macOS Compatibility

**In-app purchases:** none


### Parkchive

[App page](https://appshunter.io/ios/app/parkchive/id6747786672)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ranger (6 Months) | $12.99 | per 6 months |
| Ranger (1 Year) | $19.99 | per year |
| Stamp Pack - Battlefields | $1.99 | one-time |
| Stamp Pack - Memorials | $1.99 | one-time |
| Stamp Pack - Historic | $2.99 | one-time |
| All Stamps | $5.49 | one-time |
| Park Ranger | $9.99 | one-time |


## Frequently asked questions

### Is DiscoverNP free?

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

### Is Parkchive free?

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

### Do DiscoverNP or Parkchive have ads?

Neither DiscoverNP nor Parkchive shows ads.

### Which is updated more often, DiscoverNP or Parkchive?

DiscoverNP ships an update every 33 months, and Parkchive weekly. Most recently, DiscoverNP was updated on October 24, 2026 and Parkchive 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.*