# KEIRO vs Relay Smart Agent

The clearest difference is rating: KEIRO at 4.0 against Relay Smart Agent's 1.2. Relay Smart Agent's advantage is ratings volume (33 vs 4) and update cadence (every 2 months vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

KEIRO holds the better App Store score, 4.0 against 1.2. That said, the two scores are not equally well evidenced: Relay Smart Agent has 33 ratings behind it against 4, so its average is the more settled of the two.

KEIRO ships an update every 4 months, Relay Smart Agent every 2 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | KEIRO | Relay Smart Agent |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/keiro/id1319745254/reviews)** | [1.2 (33 ratings)](https://appshunter.io/ios/app/relay-smart-agent/id1374371214/reviews) |
| Number of ratings | 4 | **33** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 270 MB | 9 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Engino](https://appshunter.io/developer/875789415) | [Lightspeed Solutions, LLC](https://appshunter.io/developer/367422071) |

## What reviewers say

### KEIRO

[App page](https://appshunter.io/ios/app/keiro/id1319745254)

This block-based programming platform enables users to create complex functionalities for robotics systems. It offers a user-friendly flow diagram interface for editing programs and supports manual programming via on-board buttons.

**Highlights:** Block-based programming, Flow diagram interface, Manual programming via buttons, Complex functionality editing, User-friendly design

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

**In-app purchases:** none


### Relay Smart Agent

[App page](https://appshunter.io/ios/app/relay-smart-agent/id1374371214)

This application offers web filtering and safety features for iOS devices, ensuring CIPA compliance for schools. It provides on and off-campus protection and reports on student activity, acting as a hardware-free cloud solution.

**Highlights:** CIPA compliant web filtering, On/off campus safety, Student activity reporting, Hardware-free cloud solution, Anytime, anywhere filtering

**In-app purchases:** none


## Frequently asked questions

### Is KEIRO free?

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

### Is Relay Smart Agent free?

Relay Smart Agent is free to download, with no in-app purchases.

### Which has better reviews, KEIRO or Relay Smart Agent?

KEIRO is rated higher. KEIRO averages 4.0 out of 5 from 4 ratings, while Relay Smart Agent averages 1.2 from 33 ratings.

### Do KEIRO or Relay Smart Agent have ads?

Neither KEIRO nor Relay Smart Agent shows ads.

### Which is updated more often, KEIRO or Relay Smart Agent?

KEIRO ships an update every 4 months, and Relay Smart Agent every 2 months. Most recently, KEIRO was updated on November 2, 2026 and Relay Smart Agent on November 2, 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.*