# Smart Trigger vs Learn Color Grading

The clearest difference is update cadence: Learn Color Grading at daily against Smart Trigger's every 6 weeks. Smart Trigger's advantage is iOS requirement (7.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Trigger ships an update every 6 weeks, Learn Color Grading daily. The most recent releases landed on October 5, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Smart Trigger | Learn Color Grading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/smart-trigger/id587891877/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free | — |
| Size | 8 MB | 37 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Satechi](https://appshunter.io/developer/587891882) | [Salik Waquas](https://appshunter.io/developer/1853032049) |

## What reviewers say

### Smart Trigger

[App page](https://appshunter.io/ios/app/smart-trigger/id587891877)

Control your compatible DSLR camera wirelessly from your smartphone. Offers modes for regular shots, long exposures, and time-lapses, allowing for advanced photography techniques up to 50 feet away.

**Highlights:** Wireless camera shutter release, Timed photography tasks, Delay starting moment, Manage exposure time, Set shooting interval, Control up to 50 ft away, Regular, Manual, and Timed Shot modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Color Grading

[App page](https://appshunter.io/ios/app/learn-color-grading-gradeup/id6755306268)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Trigger free?

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

### Is Learn Color Grading free?

Learn Color Grading is free to download, with no in-app purchases.

### Do Smart Trigger or Learn Color Grading have ads?

Neither Smart Trigger nor Learn Color Grading shows ads.

### Which is updated more often, Smart Trigger or Learn Color Grading?

Smart Trigger ships an update every 6 weeks, and Learn Color Grading daily. Most recently, Smart Trigger was updated on October 5, 2026 and Learn Color Grading on September 22, 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.*