# Substation Digital vs RC Pilot's Log

The clearest difference is in-app purchases: Substation Digital at none against RC Pilot's Log's 1. Substation Digital also leads on iOS requirement (13.4 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RC Pilot's Log sells 1 one-off in-app purchase. Substation Digital asks for nothing beyond the download.

Substation Digital ships an update every 5 weeks, RC Pilot's Log every 2 months. The most recent releases landed on September 13, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Substation Digital | RC Pilot's Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rc-pilots-log/id6749359585/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 25 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [International Organization for Substations Digital Development POWER VIEW](https://appshunter.io/developer/1760809328) | [Kevin Fucik](https://appshunter.io/developer/1827248914) |

## What reviewers say

### Substation Digital

[App page](https://appshunter.io/ios/app/substation-digital/id6599860006)

**Features:** macOS Compatibility

**In-app purchases:** none


### RC Pilot's Log

[App page](https://appshunter.io/ios/app/rc-pilots-log/id6749359585)

Log and manage your radio-controlled aircraft and batteries. Track flights, services, and battery cycles with detailed statistics and visual aids. All your data is stored locally on your device.

**Highlights:** Model and battery management, Track flights, services, and crashes, Log battery charge, discharge, and store events, View statistics charts, Support for various model types, Support for multiple battery types

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gift Locker - Premium | $3.99 | one-time |


## Frequently asked questions

### Is Substation Digital free?

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

### Is RC Pilot's Log free?

RC Pilot's Log is free to download, with in-app purchases available.

### Do Substation Digital or RC Pilot's Log have ads?

Neither Substation Digital nor RC Pilot's Log shows ads.

### Which is updated more often, Substation Digital or RC Pilot's Log?

Substation Digital ships an update every 5 weeks, and RC Pilot's Log every 2 months. Most recently, Substation Digital was updated on September 13, 2026 and RC Pilot's Log on September 21, 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.*