# SMTP Tester Pro vs Device Information Tool

The clearest difference is price: Device Information Tool at $0.99 against SMTP Tester Pro's $3.99. Device Information Tool also leads on device support (4 vs 2). On update cadence, ads, in-app purchases and chart position there is nothing between them.

SMTP Tester Pro costs $3.99 and Device Information Tool $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SMTP Tester Pro ships an update every 6 weeks, Device Information Tool every 2 months. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SMTP Tester Pro | Device Information Tool |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Paid | — |
| Best chart rank | #189 | **#112** |
| Size | 4 MB | 6 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Dorian Borovina](https://appshunter.io/developer/1772141221) | [Kudit LLC](https://appshunter.io/developer/284146896) |

## What reviewers say

### SMTP Tester Pro

[App page](https://appshunter.io/ios/app/smtp-tester-pro/id6736591154)

**Currently charting:** #189 Top Paid · Developer Tools (US App Store)

This application helps developers and IT professionals test and debug SMTP connections. It offers an intuitive interface for configuring servers, composing emails, and analyzing detailed transaction logs. Predefined templates for popular services and custom template management simplify setup and troubleshooting.

**Highlights:** SMTP server configuration, Support for various authentication methods, Multiple TLS modes, Customizable timeout settings, Email composition with CC/BCC, Template management, Detailed SMTP transaction logs

**Features:** macOS Compatibility

**In-app purchases:** none


### Device Information Tool

[App page](https://appshunter.io/ios/app/device-information-tool/id6736626499)

**Currently charting:** #112 Top Paid · Developer Tools (US App Store)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SMTP Tester Pro free?

SMTP Tester Pro costs $3.99, with no in-app purchases.

### Is Device Information Tool free?

Device Information Tool costs $0.99, with no in-app purchases.

### Do SMTP Tester Pro or Device Information Tool have ads?

Neither SMTP Tester Pro nor Device Information Tool shows ads.

### Which is updated more often, SMTP Tester Pro or Device Information Tool?

SMTP Tester Pro ships an update every 6 weeks, and Device Information Tool every 2 months. Most recently, SMTP Tester Pro was updated on September 14, 2026 and Device Information Tool on September 19, 2026.

### Which is more popular, SMTP Tester Pro or Device Information Tool?

SMTP Tester Pro currently peaks at #189 in the App Store charts, and Device Information Tool at #112. Chart position reflects recent download velocity rather than total install base.

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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.*