Comparison

Smart PBX vs Soliton SecureBrowser Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Smart PBX

This business service enables VoIP calls and PBX functionalities on smartphones. It allows for internal and external calls using extension numbers across different locations and devices. Users can manage features like call forwarding and voicemail independently.

Highlights
  • VoIP communication on smartphones
  • Internal and external extension calls
  • PBX management (call forwarding, voicemail)
  • FMC and single number reach
  • Device and multi-carrier flexibility
Features
Read full description

【注意事項】 「Smart PBX」は法人向けサービスであるため、ご利用頂くにはNTTドコモビジネスの営業担当経由のお申込みが必要になります。 【概要】 「Smart PBX」は、お客様がお使いのスマートフォン上で、VoIP通信をご利用いただけるサービスです。本サービスをご利用いただくことで、拠点内だけでなく、拠点間や、外出先とも内線番号での通話が可能となります。 また、内線番号、代表グループ、転送、留守番電話等の設定をお客様自身で変更可能とし、ワンストップでPBX機能の管理ができるサービスです。 特徴①:FMCに対応した内線通話機能及びPBX機能をご利用いただけます。 特徴②:スマホ、PCなど多様なデバイスで利用可能となっております。(デバイスフリー) 特徴③:モバイルもマルチキャリアに対応しております。(キャリアフリー) 特徴④:既存のPBXを活用した構成にすることも可能となっております。 【主な機能】 ・内線通話(発信・着信) ・FMC機能(シングルナンバーリーチ機能) ・PBX機能(代表機能、転送機能、留守番電話機能)

About

Soliton SecureBrowser Pro

This secure browser provides safe access to corporate web applications, preventing sensitive data leakage. It offers features like encrypted connections, strong authentication, and IT-managed policies for enhanced business security.

Highlights
  • Consolidated enterprise web system access
  • Prevents information leakage (no save/copy/send)
  • Clears cache on logout
  • Encrypted and secured connection
  • Digital certificate for strong authentication
  • Built-in document viewer
  • IT-managed connectable hours and policies
Features
Read full description

"Soliton SecureBrowser Pro(SSBP)" is the web browser with several strong security features. It secures connectivity to your corporate web-based applications via "Soliton SecureGateway(SSG)" or Soliton's cloud environment with preventing leakage of sensitive corporate data. * Features: - Consolidated access to Enterprise web-based system Soliton SecureGateway is required to use Soliton SecureBrowser Pro. This feature enables the consolidated access to Enterprise web-based system for IT-GRC. - Preventing information leakage Save/Copy/Send the viewed data by Soliton SecureBrowser Pro is prohibited. Users can access to your corporate web-based applications with using Soliton SecureBrowser Pro/Soliton SecureGateway, but viewed info cannot be pulled out to outside of Soliton SecureBrowser Pro. - Clearing cache Cached web pages data is cleared when Soliton SecureBrowser Pro log-out from Soliton SecureGateway. - Secured connection Connection between Soliton SecureBrowser Pro and Soliton SecureGateway is encrypted and secured. - Strong authentication Digital Certificate can be used for Soliton SecureGateway login authentication. Unauthorized Device/User access will be blocked. - Built-in viewer Soliton SecureBrowser Pro has built-in viewer for document files. * Please be reminded that all of the files are displayed correctly is not guaranteed. - Set up connectable hours IT manager can set connectable hours to Soliton SecureGateway. Users cannot connect to Soliton SecureGateway outside of the designated hours (day of the week and time). - Bookmark distribution IT manager can distribute common bookmarks to Soliton SecureBrowser Pro when it connects with Soliton SecureGateway. - Policy control IT manager can control the detailed behavior of Soliton SecureBrowser Pro (e.g. Cache Timeout, Forced Lock Passcode/Pattern …etc.) For details please visit Soliton SecureBrowser Pro/Soliton SecureGateway website: https://solitonsystems.com/products/solution/it-security/securebrowser/ By downloading, you agree to the Terms of Use at: https://www.soliton.co.jp/eula/

Screenshots

Smart PBX2 screens
Soliton SecureBrowser Pro4 screens

Verdict

The call

The clearest difference is update cadence: Soliton SecureBrowser Pro at every 6 weeks against Smart PBX's every 3 months. Soliton SecureBrowser Pro also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Smart PBX ships an update every 3 months, Soliton SecureBrowser Pro every 6 weeks. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
Smart PBX versus Soliton SecureBrowser Pro: the parameters behind the verdict, then further details
ParameterSmart PBXSoliton SecureBrowser Pro
PriceFreeFree
Rating—1.0 (1 ratings) — better
Positive reviews11.8% of reviews — better5.9% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.011.0 — better
Further details — not scored
Size30 MB57 MB
Age rating4+17+
DeveloperNTT DOCOMO BUSINESS, INC.Soliton Systems K.K.

Customer experience

Smart PBX

Written reviews51 reviews
Positive11.8%
Neutral5.9%
Negative82.4%

Soliton SecureBrowser Pro

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews34 reviews
Positive5.9%
Neutral5.9%
Negative88.2%

In-app purchases

None

Smart PBX

No in-app purchases

None

Soliton SecureBrowser Pro

No in-app purchases

Questions

Is Smart PBX free?
Smart PBX is free to download, with no in-app purchases.
Is Soliton SecureBrowser Pro free?
Soliton SecureBrowser Pro is free to download, with no in-app purchases.
Do Smart PBX or Soliton SecureBrowser Pro have ads?
Neither Smart PBX nor Soliton SecureBrowser Pro shows ads.
Which is updated more often, Smart PBX or Soliton SecureBrowser Pro?
Smart PBX ships an update every 3 months, and Soliton SecureBrowser Pro every 6 weeks. Most recently, Smart PBX was updated on October 15, 2026 and Soliton SecureBrowser Pro on October 16, 2026.

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