# ESPRO vs Crane Outrigger Pad Calc

The clearest difference is price: ESPRO at Free against Crane Outrigger Pad Calc's $4.99. ESPRO also leads on iOS requirement (15.1 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

ESPRO is free to download; Crane Outrigger Pad Calc costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ESPRO ships an update every 5 weeks, Crane Outrigger Pad Calc every 6 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ESPRO | Crane Outrigger Pad Calc |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 74 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ESPRO NOODOE COMPANY LIMITED](https://appshunter.io/developer/1779225795) | [Shanghai Sheyuan Network Technology Co., Ltd.](https://appshunter.io/developer/1560626858) |

## What reviewers say

### ESPRO

[App page](https://appshunter.io/ios/app/espro/id6738077091)

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

**In-app purchases:** none


### Crane Outrigger Pad Calc

[App page](https://appshunter.io/ios/app/crane-outrigger-pad-calc/id6761641180)

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

**In-app purchases:** none


## Frequently asked questions

### Is ESPRO free?

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

### Is Crane Outrigger Pad Calc free?

Crane Outrigger Pad Calc costs $4.99, with no in-app purchases.

### Do ESPRO or Crane Outrigger Pad Calc have ads?

Neither ESPRO nor Crane Outrigger Pad Calc shows ads.

### Which is updated more often, ESPRO or Crane Outrigger Pad Calc?

ESPRO ships an update every 5 weeks, and Crane Outrigger Pad Calc every 6 weeks. Most recently, ESPRO was updated on October 25, 2026 and Crane Outrigger Pad Calc 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.*