# Instruct vs Radiant Forme

The clearest difference is in-app purchases: Radiant Forme at none against Instruct's 2. Radiant Forme also leads on update cadence (every 3 weeks vs every 2 months). Instruct's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. Instruct sells 2 in-app purchases, starting at $2.99 per 7 days. Radiant Forme asks for nothing beyond the download.

Instruct ships an update every 2 months, Radiant Forme every 3 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Instruct | Radiant Forme |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/instruct-ai-interval-timer/id6754808207/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Subscription | — |
| Size | 42 MB | 38 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Instruct](https://appshunter.io/developer/1850202038) | [Radiant Forme LLC](https://appshunter.io/developer/6798465161) |

## What reviewers say

### Instruct

[App page](https://appshunter.io/ios/app/instruct-ai-interval-timer/id6754808207)

This app helps group fitness instructors quickly plan, design, and choreograph classes. It offers an AI-powered bot to generate custom workouts, a smart library for organizing past classes, and automatic timer integration. Spend less time planning and more time teaching.

**Highlights:** On-demand Class Builder Bot, Smart Library for past classes, Automatic timer integration, Review and edit class flow, Save and reuse workout templates, Instructor-first interface

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Access (Instruct +) | $2.99 | per 7 days |
| Monthly Pro Access (Instruct +) | $7.99 | per month |


### Radiant Forme

[App page](https://appshunter.io/ios/app/radiant-forme/id6798465159)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Instruct free?

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

### Is Radiant Forme free?

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

### Do Instruct or Radiant Forme have ads?

Neither Instruct nor Radiant Forme shows ads.

### Which is updated more often, Instruct or Radiant Forme?

Instruct ships an update every 2 months, and Radiant Forme every 3 weeks. Most recently, Instruct was updated on October 24, 2026 and Radiant Forme on October 31, 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.*