# NPS Independence Junior Ranger vs Osmo Math Wizard

The clearest difference is review sentiment: NPS Independence Junior Ranger at 83% against Osmo Math Wizard's 37%. NPS Independence Junior Ranger also leads on rating (5.0 vs 3.9) and ads (none vs shown). Osmo Math Wizard's advantage is ratings volume (196 vs 13) and update cadence (every 5 weeks vs every 3 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NPS Independence Junior Ranger holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Osmo Math Wizard has 196 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 83% of NPS Independence Junior Ranger's written reviews are positive against 37% of Osmo Math Wizard's.

NPS Independence Junior Ranger ships an update every 3 months, Osmo Math Wizard every 5 weeks. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | NPS Independence Junior Ranger | Osmo Math Wizard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (13 ratings)](https://appshunter.io/ios/app/nps-independence-junior-ranger/id966930582/reviews)** | [3.9 (196 ratings)](https://appshunter.io/ios/app/osmo-math-wizard/id1470095030/reviews) |
| Number of ratings | 13 | **196** |
| Positive reviews | **83.3% of reviews** | 37.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 137 MB | 1.8 GB |
| Requires iOS | **8.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [National Park Service](https://appshunter.io/developer/447866742) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### NPS Independence Junior Ranger

[App page](https://appshunter.io/ios/app/nps-independence-junior-ranger/id966930582)

Engage in five interactive historical activities to become an Independence Junior Ranger. Complete all activities to earn a digital certificate, which can be exchanged for a physical badge at the Independence Visitor Center.

**Highlights:** Interactive historical activities, Ring the Liberty Bell simulation, Sign the Declaration of Independence, Create custom portraits, Design your own seal, Earn a digital Junior Ranger certificate, Redeem certificate for a physical badge

**Features:** macOS Compatibility

**In-app purchases:** none


### Osmo Math Wizard

[App page](https://appshunter.io/ios/app/osmo-math-wizard/id1470095030)

This app offers a curriculum-inspired math learning adventure for children aged 6-8. It uses interactive games to teach addition, subtraction, place value, measurement, and early algebraic concepts. The app aims to build math confidence through engaging challenges and rewards.

**Highlights:** Addition and subtraction practice, Place value and counting, Measurement skills, Algebraic thinking introduction, Repeated addition for multiplication, Problem-solving challenges

**In-app purchases:** none

**What reviewers like**

- 👍 Helps with math skills
- 👍 Fun and engaging
- 👍 Good for learning
- 👍 Highly recommended
- 👍 Motivates children

**What reviewers complain about**

- 🐛 Game crashes frequently
- 🐛 App freezes often
- 🐛 Login issues
- 🐛 Incorrect answers accepted
- 🐛 Progress lost

**Reported bugs**

- Game crashes on tutorial/first dragon
- App freezes
- Cannot sign into account (invalid email)
- Emails for registration not received
- Game not scanning pieces (chips, food)

**Requested features**

- Add more levels
- Add more stories/locations in Potions
- Ensure app supports newer iPads
- Add French language option
- Improve customer support responsiveness


## Frequently asked questions

### Is NPS Independence Junior Ranger free?

NPS Independence Junior Ranger is free to download, with no in-app purchases.

### Is Osmo Math Wizard free?

Osmo Math Wizard is free to download, with no in-app purchases.

### Which has better reviews, NPS Independence Junior Ranger or Osmo Math Wizard?

NPS Independence Junior Ranger is rated higher. NPS Independence Junior Ranger averages 5.0 out of 5 from 13 ratings, while Osmo Math Wizard averages 3.9 from 196 ratings.

### Do NPS Independence Junior Ranger or Osmo Math Wizard have ads?

Osmo Math Wizard shows ads; NPS Independence Junior Ranger does not.

### Which is updated more often, NPS Independence Junior Ranger or Osmo Math Wizard?

NPS Independence Junior Ranger ships an update every 3 months, and Osmo Math Wizard every 5 weeks. Most recently, NPS Independence Junior Ranger was updated on October 24, 2026 and Osmo Math Wizard on October 23, 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.*