Comparison

Encrypted Email vs UAP SIGHTER

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

Head to head
About

Encrypted Email

This secure email service offers end-to-end encryption and a private inbox, free from ads and AI training. It protects against spam, phishing, and trackers, with features for organizing emails and offline access. Based in Switzerland, it adheres to strict privacy laws.

Highlights
  • End-to-end encryption
  • No ads, AI training, or inbox scanning
  • Spam, phishing, and tracker protection
  • Offline email access
  • Password-protected emails
  • Hide-my-email aliases
Read full description

Proton Mail is the encrypted email app trusted by over 100 million people. Get a secure, private email address protected by end-to-end encryption, with no ads, no AI training and no inbox scanning. Based in Switzerland and protected by some of the world's strictest privacy laws. Your inbox, your rules. Why choose Proton Mail for secure email • Free encrypted email: create a free @proton.me or @protonmail.com email address • Password-protected emails: send encrypted emails to anyone, even people who don't use Proton • Spam, phishing and tracker protection: with built-in spam filters, phishing alerts and email tracker blocking • Organize your inbox: with folders, labels and simple swipe gestures • Offline mode: read, write and organize emails offline, and everything syncs when you're back online • Private categories: keep important emails in focus with automatic, private categories • Multiple accounts: switch between multiple Proton Mail accounts in one secure email app • Get up to 1 GB of free email storage, or up to 15 GB with Mail Plus Secure email with encryption Everything in your inbox is stored with zero-access and end-to-end encryption, emails between Proton users can only be read by you and your recipient. Proton Mail can't read or scan your messages. Our open-source apps use OpenPGP encryption and are independently audited. A private alternative to temp mail Need a temp mail address for a sign-up? Create up to 10 free hide-my-email aliases on the web. They forward to your inbox, keep your real email address private, and can be disabled or deleted at any time. Switch to secure email Easy Switch moves your email to your new secure inbox with no manual exporting or importing. Connect Gmail to use your Gmail address alongside your Proton email in one secure inbox, or set up auto-forwarding from as many Gmail accounts as you like. The Wall Street Journal: "Proton Mail offers encrypted email, which makes it virtually impossible for anyone to read it except the sender and the recipient." How can Proton Mail be free? We believe everyone deserves private email. Free accounts are funded by our community of paid subscribers. Upgrade for more email storage, more addresses and custom domains. Follow Proton for the latest news and offers: Facebook: /proton X: @protonprivacy Reddit: /protonmail Instagram: /protonprivacy Learn more: https://proton.me/mail Our open-source code: https://github.com/ProtonMail

About

UAP SIGHTER

This app empowers users to actively participate in real-time UFO/UAP sightings by capturing and sharing visual data and metadata with researchers. It aims to increase awareness and eliminate the stigma associated with reporting such phenomena.

Highlights
  • Real-time UFO/UAP sighting capture
  • Crowd-sourced visual and metadata collection
  • Anonymous and private data contribution
  • Live user polling to reduce false positives
  • Easy-to-use interface with auto-upload
  • Low-light enabled recording
Features
Read full description

Now that we know they are, it's time the world got real, too. SIGHTER: A revolutionary mobile app empowering global citizens in the study of UFO/UAP. SIGHTER is a purpose-built tool designed to engage private users in active, real time UFO/UAP sightings and makes the visual and metadata captured available to researchers. ALWAYS FREE and fully functional. No ads. Unlimited updates. Get SIGHTER and just be ready. Armed with your smartphone, you'll be equipped to respond to UFO/UAP sightings in real-time. SIGHTER DRAMATICALLY INCREASES your likelihood of participating in a live UFO/UAP sighting. That means seeing, recording, and alerting others to the sighting. YOU NEVER KNOW WHERE. YOU NEVER KNOW WHEN SIGHTER DOES NOT MONETIZE the visuals captured by our users through social media. SIGHTER is about collecting more and better data on UFO/UAP. BUT YOU CAN As a SIGHTER user, you can monetize UAP visuals you capture with the SIGHTER app in any way you choose. YOU WON'T BE ALONE When one user sees it, you’re pointed right at it seconds later. VISIT WWW.SIGHTER.IO to get a full understanding of the SIGHTER global mission, operation and goals. SIGHTER is a first-of-its-kind populist and accessible mobile app for real time collection of crowd-sourced visual and metadata used to study UFO/UAP. MANY— IF NOT MOST — UAP events go unseen – and go unreported when they are. When that SIGHTER alert comes, you’ll be ready to fix both of those. EASY TO USE Simple. Uncomplicated. Error resistant. Easy visual acquisition. Auto Upload directly to SIGHTER servers — now or schedule later. Auto focus, low-light enabled. ANONYMOUS A SIGHTER alert from another user points you right at it. Point, shoot and upload. anonymously. FALSE POSITIVES SIGHTER uses live user polling to curtail false positive alerts and uploads. ANALYZABLE DATA Contribute to a dataset free from misleading or fabricated information. UFO/UAP sighting visual and metadata captured by SIGHTER users — then maintained and curated by SIGHTER – will contribute to the study of UFO/UAP by researchers worldwide. HARNESS THE POWER OF SIGHTER SWARMING SIGHTER is a real-time data capture tool and employs readily available smartphone technology which nearly everyone has on their person or near them 24/7. DRIVE DISCOVERY: YOUR CONTRIBUTION MATTERS SIGHTER’s mission is to engage users worldwide in active participation of UAP sightings. And not just to capture better UAP data, but to educate, increase awareness — and eliminate the decades-long stigma associated with reporting UFO/UAP sightings. UAP/UFO visual and metadata collected by SIGHTER is completely anonymous and private.

Screenshots

Encrypted Email4 screens
UAP SIGHTER4 screens

Verdict

The call

The clearest difference is rating: Encrypted Email at 4.8 against UAP SIGHTER's 4.2. Encrypted Email also leads on ratings volume (50K vs 6) and chart position (#70 vs unranked). UAP SIGHTER's advantage is in-app purchases (none vs 4) and update cadence (every 2 days vs every 10 days). On price, ads and device support 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. Encrypted Email sells 4 in-app purchases, starting at $5.99 per month. UAP SIGHTER asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Encrypted Email holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Encrypted Email has 50K ratings behind it against 6, so its average is the more settled of the two.

UpkeepUpdate frequency

Encrypted Email ships an update every 10 days, UAP SIGHTER every 2 days. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 4 level
Encrypted Email versus UAP SIGHTER: the parameters behind the verdict, then further details
ParameterEncrypted EmailUAP SIGHTER
PriceFreeFree
Rating4.8 (50K ratings) — better4.2 (6 ratings)
Positive reviews46.3% of reviews—
Number of ratings50K — better6
Update frequencyEvery 10 daysEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
Best chart rank#70 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.213.0 — better
Further details — not scored
Size288 MB13 MB
Age rating4+17+
DeveloperProton AGDavid Coy

Customer experience

Encrypted Email

All ratings49,944 ratings
Positive94.5%
Neutral2.1%
Negative3.4%
Written reviews1,735 reviews
Positive46.3%
Neutral13.8%
Negative39.9%

UAP SIGHTER

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%

Bugs and requests

Encrypted Email

Reported bugs

3 issues
  • Login issues and lost email data
  • Unreliable push notifications
  • Inconsistent user experience between app and web

Requested features

4 requests
  • Conversation threading and email previews
  • Customizable notification sounds
  • Offline email access
  • Improved syncing across devices

UAP SIGHTER

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Encrypted Email

Subscriptions4
  • Mail Plus 1 month$5.991 Month
  • Unlimited 1 month$14.991 Month
  • Mail Plus 12 months$47.901 Year
Show 1 more
  • Unlimited 1 year$119.001 Year
None

UAP SIGHTER

No in-app purchases

Questions

Is Encrypted Email free?
Encrypted Email is free to download, with in-app purchases available.
Is UAP SIGHTER free?
UAP SIGHTER is free to download, with no in-app purchases.
Which has better reviews, Encrypted Email or UAP SIGHTER?
Encrypted Email is rated higher. Encrypted Email averages 4.8 out of 5 from 50K ratings, while UAP SIGHTER averages 4.2 from 6 ratings.
Do Encrypted Email or UAP SIGHTER have ads?
Neither Encrypted Email nor UAP SIGHTER shows ads.
Which is updated more often, Encrypted Email or UAP SIGHTER?
Encrypted Email ships an update every 10 days, and UAP SIGHTER every 2 days. Most recently, Encrypted Email was updated on November 10, 2026 and UAP SIGHTER on November 3, 2026.

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