# Smart Tools Pro HD vs Helitrends

The clearest difference is review sentiment: Helitrends at 100% against Smart Tools Pro HD's 0%. Helitrends also leads on price (Free vs $0.99) and rating (4.7 vs 1.0). Smart Tools Pro HD's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

Helitrends is free to download; Smart Tools Pro HD costs $0.99 up front. Helitrends sells 3 in-app purchases, starting at $9.99 per month. Smart Tools Pro HD asks for nothing beyond the download.

Helitrends holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Helitrends has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Smart Tools Pro HD's written reviews are positive against 100% of Helitrends's.

Smart Tools Pro HD ships an update every 9 months, Helitrends every 3 weeks. The most recent releases landed on June 3, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Smart Tools Pro HD | Helitrends |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/smart-tools-pro-hd/id764668765/reviews) | **[4.7 (20 ratings)](https://appshunter.io/ios/app/helitrends/id1471892720/reviews)** |
| Number of ratings | 1 | **20** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | **Freemium** |
| Size | 11 MB | 52 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Shajir Kalady](https://appshunter.io/developer/1673992247) | [Helitrends Sp. z o. o.](https://appshunter.io/developer/1471892719) |

## What reviewers say

### Smart Tools Pro HD

[App page](https://appshunter.io/ios/app/smart-tools-pro-hd/id764668765)

This app transforms your iPad into a comprehensive toolkit with over 30 measurement and utility functions. It offers tools like rulers, protractors, speedometers, flashlights, and QR code scanners, catering to various professional and personal needs.

**Highlights:** Ruler and protractor for precise measurements, AR-based distance and height measurement, Real-time speedometer with HUD mode, Flashlight with adjustable brightness, Digital compass with GPS integration, QR code scanner and generator, Spirit level with surface and edge modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Helitrends

[App page](https://appshunter.io/ios/app/helitrends/id1471892720)

This app helps helicopter pilots, mechanics, and operators monitor engine performance. It calculates power checks, records engine data, and tracks trends for proactive maintenance. Compatible with various helicopter models and configurations.

**Highlights:** Automatic engine power checks, Effortless data recording, Engine condition trend monitoring, Versatile compatibility with helicopter configurations, Automatic synchronization across users, Real-time engine health monitoring, Alerts for negative results

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Monthly Access | $9.99 | per month |
| Unlimited Annual Access | $59.99 | per year |
| Unlimited Annual Access | $59.99 | per year |


## Frequently asked questions

### Is Smart Tools Pro HD free?

Smart Tools Pro HD costs $0.99, with no in-app purchases.

### Is Helitrends free?

Helitrends is free to download, with in-app purchases available.

### Which has better reviews, Smart Tools Pro HD or Helitrends?

Helitrends is rated higher. Smart Tools Pro HD averages 1.0 out of 5 from 1 ratings, while Helitrends averages 4.7 from 20 ratings.

### Do Smart Tools Pro HD or Helitrends have ads?

Neither Smart Tools Pro HD nor Helitrends shows ads.

### Which is updated more often, Smart Tools Pro HD or Helitrends?

Smart Tools Pro HD ships an update every 9 months, and Helitrends every 3 weeks. Most recently, Smart Tools Pro HD was updated on June 3, 2026 and Helitrends 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.*