ExtSpot
Safety for Gmail™ icon

Safety for Gmail™ Chrome Extension Analysis

Automation & Workflow Efficiency

Chrome extension ID: pjbnfpohnepfohjeklbpeekacpellded

This Chrome extension adds a warning mechanism to Gmail that triggers when a user attempts to send an email to multiple external domains. It allows users to review recipients, cancel the send, or automatically convert recipients to BCC.

Developer:Systena Corporation
Version:1.2.0
Size:178KiB
Last updated:
View developer profile
External:Chrome Web Store

Overview

Installs

100K+

Rating

★ 3.9

7 reviews

Languages

1 locales

Includes 日本語

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Automation & Workflow Efficiency

Pricing friction

Low review signal

Complaint intensity

Low review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The product positions itself as a safety layer for Gmail to prevent accidental misdirected emails. It offers a basic free version for individuals and a customizable paid version for domain administrators.

Inferred product pattern

A utility-based preventative tool that provides immediate individual value for free while offering advanced policy customization for enterprise domains via a paid tier.

Review-backed pain points

No review-backed pain points available.

Observed feature gaps

No specific gaps observed from the single review provided.

Tags
Email SecurityGmail UtilityError Prevention
Target users

- Gmail users

- Business professionals

- IT/Domain administrators

Primary use cases

- Preventing accidental email misdirection

- Reducing data leakage via incorrect recipients

Positive themes

- Effective warning mechanism

- Ease of use

- Helpful free version

Negative themes

No negative theme data.

Observed friction

- The user reports the tool is free; the listing suggests enterprise features require a paid version.

Evidence boundary: Analysis based on the product description and one high-rating user review. The review sample size is extremely low, consisting of only one review.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No support complaints found.

Reliability

No reliability complaints found.

Privacy

No privacy complaints found.

Access & pricing

- Free entry with paid features

- No account requirement observed

- Limited free usage observed

Store listing facts

Listing assets

- Screenshots: 2

- Videos: 0

- Languages: 1

Trust signals

- Privacy policy

- Developer contact

Store metadata

- Version: 1.2.0

- Size: 178KiB

- Last updated:

Store description excerpt
Short excerpt from the public Chrome Web Store listing; full copy is available on the official store page.
Safety for Gmail™ は、メール送信時に宛先をチェックします。 ドメイン外の宛先が複数指定されている場合には、送信先を再確認できる警告画面が自動的に表示されます。警告画面では、メールの送信を取り消したり、Bcc 変換して送信することが可能です。 Gmail ユーザー向け情報: ドメイン管理者が誤送信防止ポリシーをカスタマイズしている場合、表示されるメッセージや選択可能な操作が本画面のイメージとは異なる場合があります。 Google 管理者向け情報: 有償版にすることで、警告画面の表示条件や添付ファイルの警告など、ドメインでカスタマイズされた誤送信防止ポリシーを使用できます。 詳しくは、下記の連絡先へお問い合わせください。 【お問い合わせ先】 株式会社システナ ＤＸデザイン本部 Mail：[email protected] HP ：https://cloudstep.net/

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

Gmail email preventionprevent misdirected emailsGmail safety extension

Comparison

Gmail mistake prevention

Problem

accidental email sendwrong recipient Gmail

Alternative

email confirmation tool

Similar extensions

Jump to related discovery paths:

More in workflowMore from this developer

FAQ

What is Safety for Gmail™ mainly used for?
This Chrome extension adds a warning mechanism to Gmail that triggers when a user attempts to send an email to multiple external domains. It allows users to review recipients, cancel the send, or automatically convert recipients to BCC.
What market signals stand out?
Established adoption with limited review base. Last known update: 12/09/2025.
What should builders compare before entering this space?
Compare install concentration, rating quality, update recency, screenshots, developer portfolio, listing claims, and review-backed friction signals.
Is this page review-backed?
Backed by review samples. This page combines store metadata with selected review signals, while raw store metrics remain visible for comparison.

Screenshots

Safety for Gmail™ screenshot
Safety for Gmail™ screenshot

Links

Privacy policy: https://support.cloudstep.jp/privacypolicy

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