• SMail - Secure Email 1
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SMail - Secure Email

SMail
- Secure Email client for message encryption and authentication
User manual:https://drive.google.com/folderview?id=0B-gF4Jvndy0ObWczZXZ2dmNxRm8&usp=sharing

Security Features:
- S/MIME certificate public key or password based encryption and decryption
- S/MIME private key sign and signature verification
- S/MIME compress
- Supports S/MIME on POP3, IMAP4, SMTP and Microsoft Exchange ActiveSync
- Various format support: Clear text or opaque signing, binary encoding for internal attachment to reduce message sizePKI (Public Key Infrastructure) support:
- Certificate chain verification with revocation checking
- Resolve contact certificates on LDAP and Exchange server (No pre-installation of contact certificate is required for an enterprise PKI)
- Options on the certificate and CRL caching and refreshing
- Auto retrieval of CRL and intermediate CA based on information in the certificate
- Validate certificate revocation status using OCSP
- Validate signing certificate with Exchange server
- Well balanced between security and usability
- Supports smart card (PKCS#11 or java key store. Still looking for public smart card middle-ware solution)

Algorithms support:RSA, 3DES, AES, SHA1, SHA256, SHA512

Free edition has advertisement. You can try the full functions for 14 days after installation. (Some functions and Exchange support may be disabled after the free trial period).You can purchase to remove advertisement and enable advanced features:Advanced features: AES256, SHA256, SHA512, CRL, OCSP, LDAPExchange: Use Exchange account, AES256, SHA256, SHA512,

Email client features:
- IMAP push and Exchange ActiveSync push
- Exchange ActiveSync contacts and calendar synchronization, GAL
- Two pane view mode for tablet
- Compose message in HTML rich text
- Mailboxes list widget

What is encrypted:Private keys, password, draft messages (derived device key or user's public key), some security settingsWhat is not:Normal plain text messages. (Application password is for access verification and not used for full database encryption)

User Manual:Please press the help button when creating an account.

Known issues:
- If you setup an Exchange account and set SMail as device administrator, later if you want to uninstall SMail, please go to Settings -> Security -> Device administrators and un-check SMail before uninstallation.
- S/MIME Compression is a component of S/MIME to reduce the message size and encryption processing time. It is only effective if the message has a very long text or is signed/encrypted and internal attachment encoding is "binary"
- Password based encryption, compression and binary encoding may not be well supported by other email clients which support S/MIME and may cause problems. Please test before real use
- PGP is not supported but in planning

Planned features:More email operations, Search, Exchange Tasks and Notes

For the name Gimy, it should be pronounced like Jimmy, which means highly classified secret in Chinese.

Oops, the app crashed!!!-> Post a complain -> Nothing changed -> We are all unhappy-> Send developer an email to seek for help -> Problem is fixed -> We are all happyThis developer is willing to help. If you find any bugs or have any problem, feel free to send a message to [email protected] .Please describe your problem in details and provide as much information as you can.Thank you!

Category : Communication

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Reviews (29)

Rob. F. Feb 22, 2015     

Pros: fast to open email, notifies before desktop sometimes, fully featured, separates mails by date on list view. Cons: old gui, sometimes it stops notifying for 15 minutes, no full message preview in notification bar, when tapping an email from notification bar it takes you to the app but doesn't open email directly, when mark email unread it doesn't go to the mail list, when deleting unopened email you get notification that a new email arrived (in the trash)

A. G. u. Aug 24, 2017     

This was the very best Full featured client I could find anywhere 4 years ago. Smime encryption with multiple accounts, a great widget; it has it all. Now looks to be abandoned. Loaded on my new S8 and can't send email or create certificates. Retrieves email okay.

TJ. M. Jan 23, 2017     

The best email app available. Just like Thunderbird and Outlook desktop app for PC. I paid for this app. Only 2 stars as it appears that the app has been abandon. Wrote the developer several times and no answer. In the past Gimy was always very fast to respond. Excellent app and developer but no longer working properly. Many problems in sending and receiving. This email client has EVERYTHING you could ask for or need if you want a great interface and utilize smime digital signature and encryption. I hope they can re engage and bring the app to date! Best luck to Gimy. Hope all is okay.

Joh. J. Nov 4, 2015     

Had some issues with my yahoo account & imap settings . Also messy layout with lots of ads. There's better apps out there.

Ami. G. May 16, 2015     

Solved my purpose. Able to send receive emails. Only problem is to search enterprise address book.

Bri. C. Mar 11, 2016     

Doesn't seem to support Oauth 2.0. Gmail connections are prevented with error "cannot connect securely to server", certificate changed. Why doesn't it auto-update certificates?

Ole. T. Dec 29, 2015     

Smail shows mails body with too small font and I must zoom each mail to read it. It's very uncomfortable. Second useless - I don't find option to compose mails inline like on phone without separate window. Third thing - SMail often lose original mail when I reply. As result recipient receives only my unswer without previous conversation. I can't send mail after update my htc one 9 with Android 6 "file can't be encrypted"

Pet. K. Dec 10, 2015     

You need sent "helo fqdn.domain.tld" before sending

Ken. P. Aug 7, 2015     

Didn't like that I had to purchase something after a trial period.

Tir. G. Nov 20, 2014     

I have already paid for all 3 levels/algorithms and still am getting "No decryptable entry found" when trying to open encypted emails. I have tried with 2k and 4k rsa certs generated in Smail and 3des... and plenty others option and always the same. Weather I'm sending emails to my self or to my colleagues within the same or other domain, having my contact cert registered/imported -always the same error and others have same error. Previous or newest soft ver does not matter.

Bil. A. Oct 26, 2014     

Cannot delete Exchange emails from one user (even after they have been deleted from the server). Also people are telling me that some digitally signed messages I send (with Comodo cert) are coming through blank. Minor annoyances in an otherwise useful and full-featured application.

Ian. G. Sep 10, 2014     

Just switched to an Android phone and tried just about every Exchange ActiveSync mail app on the market. All of them had one issue or another: requires paid subscription, duplicates emails, won't connect, slow to forever sync...etc. Finally found an app that was stress free to setup, completely free to use, and makes my life easier now that I'm connected to my corporate account.

Joh. S. Oct 15, 2014     

A very slick email app Worth paying money for to remove advertisements works great on Samsung tablets

Tim. B. Jul 6, 2014     

Like all of the little things about the SMail GUI that makes it a workhorse and helps me be more productive. It's a very good mail client overall, even if you dont need the excellent SMime security features. Less eye candy "iOS" styling, more about function. Developer is very responsive. Don't understand why more people don't know about or use this app.

Ash. T. Jun 1, 2014     

This the actual email client which I am looking for ..and best thing is HTML editing with bold,underline etc....1 star less due to font color options is not enable place fix it..

Wil. D. Apr 9, 2014     

After this last update it just doesn't work hardly at all. Stuff gets stuck in the drafts file now have inter errors at the server. What ever you did you broke it. Have to find one that works bye bye.

Dav. B. May 22, 2014     

This is the best android app I've found so far that supports inbound and outbound encryption on an Exchange account.

A. G. u. Feb 23, 2014     

u only add ur email to this thing

mat. a. Jan 30, 2014     

Maybe it's for super humans and mega professionals but us ordinary people with only degrees aren't allowed to understand it. I guess it's to much to ask to make it easy. useless software.

Joh. H. Dec 16, 2013     

Reliable IMAP idle(push) and s/mime. My wishlist for this app: - Swipe to delete/archive from msg list - Options to always load pics or load pics from contacts - Control over account colors - Unread count on widget - Checkboxes on compose for sig/encryption vs pop-up - Better app icon - Contact pictures in message list (see Aquamail) - More options in notification (sender/subject/mark read/reply) Above are minor. Signing, encryption, and push work perfectly are the most important points.

Nei. K. Nov 15, 2013     

Love this app

A. G. u. Nov 8, 2013     

Hi, I have installed SMAIL (configured for corporate exchange account), incoming is ok but am having problem 1. Out going not working, Its not sending mails. 2. Signature is not showing properly 3. No option to activate Out of Office. Plz help Supravin

Chr. A. Nov 14, 2013     

Lacking some options. Most importantly the option to keep a copy of deleted mail on the server and not in the servers trash bin.

A. G. u. Oct 30, 2013     

I have changed the setting to silent for notifications 10x, yet it doesn't save and my phone keeps chiming every time I receive an email. This should be a basic function but does not work! Uninstalling, this is a deal breaker to not be able to turn sound off. Also no led light notification, this is a basic feature that I am shocked is not included!

Mik. S. Aug 5, 2013     

I've tried every Android client on the market looking for one that does all of the following: Exchange activesync, S/MIME, IMAP, unified inbox, and handles Gmail folders and deleting properly and conversation view. This one does it all except for conversation view! Not only that, the developer is very responsive and has updated the software to promptly fix every problem is reported. He has also indicated that conversation view will likely be added in the future.

A. G. u. Jun 30, 2013     

Looks stable and user friendly and has edge over other free apps. ..how to search inbox ?

Gra. W. M. May 16, 2013     

I like it! NO INSTRUCTIONS! got it to work, holds much promise. At least i got it to work with apple mail...wow...then a problem...created by ONE GREAT dude! he's writing a new version based on my feedback! if it works I'm sure to BUY IT--outstanding effort! 5 stars for sure. (LATER-- suspense), test with Apple OsX Snow Leopard mail and XP (bootcamp) Outlook 2007 revealed PERFECTION...so tomorrow i guess i've got to spend money on it..it's worth every penny. from a guy with a BA in Computer Science, --gwm

A. G. u. Jan 26, 2013     

funguje dobre a bez nejakych zadrhelu! works fine without problems i hope development will not stop ;) we need full email client for android - with postprocessing of messages :)

A. G. u. Sep 30, 2012     

Downloaded for S/MIME support. Thanks so much. Would pay for final version, keep it up!