Comparison

CACHATTO SecureBrowser V3 vs Smart PBX

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

Head to head
About

CACHATTO SecureBrowser V3

This application provides secure remote access to corporate systems for employees. It protects sensitive business information by preventing data leakage from mobile devices and offering robust authentication methods. The solution is designed for enterprise use, ensuring data security without requiring complex system modifications.

Highlights
  • Secured access to corporate email, groupwares, file servers
  • No data remains on user's device
  • Multiple authentication methods
  • Prevents data copy/paste to other apps
  • Easy installation without VPN setup
Read full description

CACHATTO SecureBrowser is an application developed for enterprises, allowing employees to remotely access corporate systems. What is CACHATTO? CACHATTO is a remote access solution for enterprise with No.1 share in Japan. Business use of smart devices contains possible problems of information leakage by device losses, device robberies and virus infections CACHATT enables remote access of mobile devices under top-level security, and it protects crucial business information internal. [Features] -Secured access from various devices to corporate email, groupwares and file servers -No data remains in user's device. -A variety of authentication methods such as one-time password and device ID authentication. -Data copy&paste to other applications is prevented. -A easy installation, without setting VPN, or having any extensive modification to corporate systems Notes -To use CACHATTO SecureBrowser, it is mandatory to purchase and install CACHATTO server to your enterprise network system.

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)

Screenshots

CACHATTO SecureBrowser V34 screens
Smart PBX2 screens

Verdict

The call

The clearest difference is review sentiment: Smart PBX at 12% against CACHATTO SecureBrowser V3's 2%. CACHATTO SecureBrowser V3's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, 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

CACHATTO SecureBrowser V3 ships an update every 2 months, Smart PBX every 3 months. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
CACHATTO SecureBrowser V3 versus Smart PBX: the parameters behind the verdict, then further details
ParameterCACHATTO SecureBrowser V3Smart PBX
PriceFreeFree
Rating1.0 (3 ratings) — better—
Positive reviews1.9% of reviews11.8% of reviews — better
Number of ratings3 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better17.0
Further details — not scored
Size142 MB30 MB
Age rating4+4+
Developere-Jan Networks Co.NTT DOCOMO BUSINESS, INC.

Customer experience

CACHATTO SecureBrowser V3

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews52 reviews
Positive1.9%
Neutral3.8%
Negative94.2%

Smart PBX

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

In-app purchases

None

CACHATTO SecureBrowser V3

No in-app purchases

None

Smart PBX

No in-app purchases

Questions

Is CACHATTO SecureBrowser V3 free?
CACHATTO SecureBrowser V3 is free to download, with no in-app purchases.
Is Smart PBX free?
Smart PBX is free to download, with no in-app purchases.
Do CACHATTO SecureBrowser V3 or Smart PBX have ads?
Neither CACHATTO SecureBrowser V3 nor Smart PBX shows ads.
Which is updated more often, CACHATTO SecureBrowser V3 or Smart PBX?
CACHATTO SecureBrowser V3 ships an update every 2 months, and Smart PBX every 3 months. Most recently, CACHATTO SecureBrowser V3 was updated on October 6, 2026 and Smart PBX on October 15, 2026.

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