# Pulse Lab vs Order Book Trainer

The clearest difference is in-app purchases: Pulse Lab at none against Order Book Trainer's 2. Pulse Lab also leads on ads (none vs shown). Order Book Trainer's advantage is update cadence (every 3 weeks vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Order Book Trainer sells 2 in-app purchases, starting at $1.99 per month. Pulse Lab asks for nothing beyond the download.

Pulse Lab ships an update every 4 months, Order Book Trainer every 3 weeks. The most recent releases landed on September 29, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Pulse Lab | Order Book Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 24 MB | 42 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masahiko Miyata](https://appshunter.io/developer/1896475229) | [Syncly Applications](https://appshunter.io/developer/1437712077) |

## What reviewers say

### Pulse Lab

[App page](https://appshunter.io/ios/app/pulse-lab/id6770091520)

**Features:** macOS Compatibility

**In-app purchases:** none


### Order Book Trainer

[App page](https://appshunter.io/ios/app/order-book-trainer-level-2/id6785885996)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Pro – Monthly | $1.99 | per month |
| Ad-Free Pro – Yearly | $15.99 | per year |


## Frequently asked questions

### Is Pulse Lab free?

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

### Is Order Book Trainer free?

Order Book Trainer is free to download, with in-app purchases available.

### Do Pulse Lab or Order Book Trainer have ads?

Order Book Trainer shows ads; Pulse Lab does not.

### Which is updated more often, Pulse Lab or Order Book Trainer?

Pulse Lab ships an update every 4 months, and Order Book Trainer every 3 weeks. Most recently, Pulse Lab was updated on September 29, 2026 and Order Book Trainer on September 19, 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.*