# Vapour Pressures vs Agent DVR Remote

The clearest difference is review sentiment: Agent DVR Remote at 100% against Vapour Pressures's 0%. Agent DVR Remote also leads on price (Free vs $3.99) and rating (4.8 vs 2.0). On ads, in-app purchases and device support there is nothing between them.

Agent DVR Remote is free to download; Vapour Pressures costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Agent DVR Remote holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Agent DVR Remote has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Vapour Pressures's written reviews are positive against 100% of Agent DVR Remote's.

Vapour Pressures ships an update every 6 months, Agent DVR Remote every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Vapour Pressures | Agent DVR Remote |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/vapour-pressures/id6738324417/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/agent-dvr-remote/id6747421543/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 14 MB | 26 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Irving Josue Cortes Iturriaga](https://appshunter.io/developer/1750836580) | [THE PLAYFUL GROUP PTY LTD](https://appshunter.io/developer/1356846777) |

## What reviewers say

### Vapour Pressures

[App page](https://appshunter.io/ios/app/vapour-pressures/id6738324417)

Calculate vapor pressures and boiling points quickly and accurately with this tool. It features two extensive databases and supports various units, making it ideal for engineers, scientists, and students working with phase-change phenomena.

**Highlights:** Vapor pressure calculation, Boiling point calculation, Extensive substance databases, Support for multiple units, Multi-language support, No data collection

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

**In-app purchases:** none


### Agent DVR Remote

[App page](https://appshunter.io/ios/app/agent-dvr-remote/id6747421543)

This app provides remote access to your existing Agent DVR system, allowing you to view cameras, review footage, and receive alerts. It requires a paid iSpyConnect.com subscription and a running Agent DVR server to function.

**Highlights:** Remote camera viewing, Footage review, Push notifications for alerts, Trigger recordings, Arm/disarm system, Secure access with Face ID/Touch ID

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

**In-app purchases:** none


## Frequently asked questions

### Is Vapour Pressures free?

Vapour Pressures costs $3.99, with no in-app purchases.

### Is Agent DVR Remote free?

Agent DVR Remote is free to download, with no in-app purchases.

### Which has better reviews, Vapour Pressures or Agent DVR Remote?

Agent DVR Remote is rated higher. Vapour Pressures averages 2.0 out of 5 from 1 ratings, while Agent DVR Remote averages 4.8 from 6 ratings.

### Do Vapour Pressures or Agent DVR Remote have ads?

Neither Vapour Pressures nor Agent DVR Remote shows ads.

### Which is updated more often, Vapour Pressures or Agent DVR Remote?

Vapour Pressures ships an update every 6 months, and Agent DVR Remote every 3 weeks. Most recently, Vapour Pressures was updated on October 24, 2026 and Agent DVR Remote on October 24, 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.*