# Greenfield Zone vs Pika Robot

The clearest difference is rating: Pika Robot at 4.5 against Greenfield Zone's 3.1. Pika Robot also leads on update cadence (every 3 days vs every 3 weeks). Greenfield Zone's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, ads 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.

Pika Robot holds the better App Store score, 4.5 against 3.1. Both are backed by a comparable volume of ratings — 8 and 11 respectively.

Greenfield Zone ships an update every 3 weeks, Pika Robot every 3 days. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Greenfield Zone | Pika Robot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (8 ratings)](https://appshunter.io/ios/app/greenfield-zone/id6443661383/reviews) | **[4.5 (11 ratings)](https://appshunter.io/ios/app/pika-robot/id6739611921/reviews)** |
| Number of ratings | 8 | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 90 MB | 157 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greenfield School](https://appshunter.io/developer/1648151435) | [Step Up Education](https://appshunter.io/developer/1601595453) |

## What reviewers say

### Greenfield Zone

[App page](https://appshunter.io/ios/app/greenfield-zone/id6443661383)

This app connects schools, teachers, and students to manage academic achievements and school activities. Students earn points redeemable for rewards, fostering friendly competition. Parents can also manage points and rewards for younger children.

**Highlights:** Reward point management, Student leaderboards, Class leaderboards, Coin management, Gift redemption, School activity updates

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

**In-app purchases:** none


### Pika Robot

[App page](https://appshunter.io/ios/app/pika-robot/id6739611921)

This app helps children gain confidence in speaking English through engaging lessons and games. Parents can track progress, assign tasks, and offer rewards to motivate their child's learning journey.

**Highlights:** Interactive English lessons, Gamified learning activities, Parental progress tracking, Customizable learning paths, Reward system for motivation, Pronunciation and vocabulary practice

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

**In-app purchases:** none


## Frequently asked questions

### Is Greenfield Zone free?

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

### Is Pika Robot free?

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

### Which has better reviews, Greenfield Zone or Pika Robot?

Pika Robot is rated higher. Greenfield Zone averages 3.1 out of 5 from 8 ratings, while Pika Robot averages 4.5 from 11 ratings.

### Do Greenfield Zone or Pika Robot have ads?

Neither Greenfield Zone nor Pika Robot shows ads.

### Which is updated more often, Greenfield Zone or Pika Robot?

Greenfield Zone ships an update every 3 weeks, and Pika Robot every 3 days. Most recently, Greenfield Zone was updated on October 4, 2026 and Pika Robot on October 15, 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.*