Comparison

Web PKI vs Japan Cloud

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

Head to head

Web PKI

Free

📊 Productivity

★ 1.04 ratingsView app →

About

Web PKI

Perform digital signatures using certificates from your mobile device on compatible websites and applications. Securely authenticate documents and transactions on the go.

Highlights

Digital signatures with mobile certificates
Compatibility with websites
Compatibility with applications
Secure authentication

Features

Read full description

O Web PKI permite realizar assinaturas digitais com certificados do seu celular em sites ou aplicativos compatíveis.

About

Japan Cloud

Features

Read full description

Com a gravação em nuvem dos vídeos da sua câmera de segurança, você pode não apenas assistir às imagens ao vivo, mas também consegue acessar as gravações de forma simples e rápida. Volte na linha do tempo com apenas um clique e não perca nenhum evento do seu vídeo de segurança. Quer ainda mais segurança? Com nosso BOTÃO DE PÂNICO você consegue notificar sua rede de contatos caso esteja em uma situação de risco.

Screenshots

Web PKI1 screens

Japan Cloud1 screens

Verdict

The call

The clearest difference is iOS requirement: Web PKI at 8.2 against Japan Cloud's 15.6. 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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

Scorecard1 real difference · 9 level

Web PKI versus Japan Cloud: the parameters behind the verdict, then further details
Parameter	Web PKI	Japan Cloud
Price	Free	Free
Rating	1.0 (4 ratings) — better	—
Positive reviews	25.0% of reviews	—
Number of ratings	4 — better	—
Update frequency	Every 2 months	Every 2 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	8.2 — better	15.6
Further details — not scored
Size	98 MB	71 MB
Age rating	4+	4+
Developer	Lacuna Software	JAPAN SECURITY SISTEMAS DE SEGURANÇA

In-app purchases

None

Web PKI

No in-app purchases

None

Japan Cloud

No in-app purchases

Questions

Is Web PKI free?

Web PKI is free to download, with no in-app purchases.

Is Japan Cloud free?

Japan Cloud is free to download, with no in-app purchases.

Do Web PKI or Japan Cloud have ads?

Neither Web PKI nor Japan Cloud shows ads.

Which is updated more often, Web PKI or Japan Cloud?

Web PKI ships an update every 2 months, and Japan Cloud every 2 months. Most recently, Web PKI was updated on October 8, 2026 and Japan Cloud on October 12, 2026.