# Slope Calc vs TalonView

The clearest difference is price: TalonView at Free against Slope Calc's $0.99. TalonView also leads on update cadence (every 2 weeks vs every 21 months). Slope Calc's advantage is iOS requirement (7.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

TalonView is free to download; Slope Calc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Slope Calc ships an update every 21 months, TalonView every 2 weeks. The most recent releases landed on November 10, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Slope Calc | TalonView |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[1.2 (49 ratings)](https://appshunter.io/ios/app/talonview/id1164518985/reviews)** |
| Number of ratings | — | **49** |
| Positive reviews | — | 6.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 64 MB |
| Requires iOS | **7.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yosuke Kurashima](https://appshunter.io/developer/806702002) | [NxTec](https://appshunter.io/developer/898007433) |

## What reviewers say

### Slope Calc

[App page](https://appshunter.io/ios/app/slope-calc/id806701999)

**Features:** macOS Compatibility

**In-app purchases:** none


### TalonView

[App page](https://appshunter.io/ios/app/talonview/id1164518985)

This app connects field teams with subject matter experts through live video streaming and two-way communication. It enables real-time collaboration, documentation, and remote control to enhance efficiency and quality.

**Highlights:** Live video streaming, Two-way communication, HD video recording, Data-tagged photos, Remote device control, Video and photo annotations

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Very Easy to use and Effective
- 👍 Love this app
- 👍 Simple, intuitive, and robust
- 👍 Great for our field teams and remote inspections

**What reviewers complain about**

- 👎 App absolutely trash, doesn't load, lags
- 👎 Ridiculous billing info requirement
- 👎 New update made app worse, inconvenient uploads
- 👎 New update awful for phone users
- 👎 Scrolling too much to submit photos

**Reported bugs**

- App doesn't load and lags
- Photos don't upload when they say they did
- Can't see which photos are input for each form
- Can only upload photos from Main Gallery
- Takes one picture at a time and waits for upload

**Requested features**

- Revert sort order to Descending (Newest First)
- Lock new media button on bottom of screen
- Restore previous functionality to take/upload photos directly under each section
- Allow taking photos while uploading in background
- Alphabetically list clients


## Frequently asked questions

### Is Slope Calc free?

Slope Calc costs $0.99, with no in-app purchases.

### Is TalonView free?

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

### Do Slope Calc or TalonView have ads?

Neither Slope Calc nor TalonView shows ads.

### Which is updated more often, Slope Calc or TalonView?

Slope Calc ships an update every 21 months, and TalonView every 2 weeks. Most recently, Slope Calc was updated on November 10, 2026 and TalonView on November 2, 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.*