# Tri vs Amzscope

The clearest difference is review sentiment: Tri at 100% against Amzscope's 0%. Tri also leads on rating (5.0 vs 2.0). Amzscope's advantage is ads (none vs shown) and update cadence (monthly vs every 12 months). On price, 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.

Tri holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of Tri's written reviews are positive against 0% of Amzscope's.

Tri ships an update every 12 months, Amzscope monthly. The most recent releases landed on September 16, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Tri | Amzscope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tri-func/id496807268/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/amzscope/id1563126457/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 4 MB | 30 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Thirdware.jp](https://appshunter.io/developer/464228680) | [Shenzhen Lexin Aeromodelling Technology Co., Ltd.](https://appshunter.io/developer/899027396) |

## What reviewers say

### Tri

[App page](https://appshunter.io/ios/app/tri-func/id496807268)

This utility app provides the formula and value for calculating triangle properties. It's designed for quick access to mathematical formulas related to triangles.

**Highlights:** Triangle formula display, Value calculation, Quick access utility, Mathematical formulas

**Features:** Vision Pro support

**In-app purchases:** none


### Amzscope

[App page](https://appshunter.io/ios/app/amzscope/id1563126457)

This application connects to camera equipment for real-time video viewing. It allows users to capture photos and videos, and control integrated LED lighting. Essential for users with compatible hardware.

**Highlights:** Real-time video streaming, Photo capture, Video recording, LED light control, Camera equipment connection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tri free?

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

### Is Amzscope free?

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

### Which has better reviews, Tri or Amzscope?

Tri is rated higher. Tri averages 5.0 out of 5 from 1 ratings, while Amzscope averages 2.0 from 4 ratings.

### Do Tri or Amzscope have ads?

Tri shows ads; Amzscope does not.

### Which is updated more often, Tri or Amzscope?

Tri ships an update every 12 months, and Amzscope monthly. Most recently, Tri was updated on September 16, 2026 and Amzscope on June 5, 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.*