# ISA Exam Prep vs Arbor Exam Prep 2026

The clearest difference is in-app purchases: Arbor Exam Prep 2026 at none against ISA Exam Prep's 3. Arbor Exam Prep 2026 also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. ISA Exam Prep sells 3 in-app purchases, starting at $2.99 per 7 days. Arbor Exam Prep 2026 asks for nothing beyond the download.

## The numbers

| Metric | ISA Exam Prep | Arbor Exam Prep 2026 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/isa-exam-prep/id6746368020/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Subscription | — |
| Size | 1 MB | 71 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Nikhil Kumar](https://appshunter.io/developer/1783391273) | [HUY NGUYEN](https://appshunter.io/developer/6772491287) |

## What reviewers say

### ISA Exam Prep

[App page](https://appshunter.io/ios/app/isa-exam-prep/id6746368020)

Prepare for the ISA Certified Arborist exam with a comprehensive study system. Features over 500 questions, personalized study plans, mock exams, and AI-powered performance analysis. Study anywhere with offline access and track your progress across devices.

**Highlights:** 500+ specialized arboriculture questions, Personalized study plans, Realistic mock exams, AI-powered performance analysis, Offline access, Progress synchronization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Isa Exam Prep Premium | $2.99 | per 7 days |
| Isa Exam Prep Premium | $39.99 | per year |
| LifeTime | $39.99 | one-time |


### Arbor Exam Prep 2026

[App page](https://appshunter.io/ios/app/arbor-exam-prep-2026/id6772491285)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISA Exam Prep free?

ISA Exam Prep is free to download, with in-app purchases available.

### Is Arbor Exam Prep 2026 free?

Arbor Exam Prep 2026 is free to download, with no in-app purchases.

### Do ISA Exam Prep or Arbor Exam Prep 2026 have ads?

Neither ISA Exam Prep nor Arbor Exam Prep 2026 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*