Comparison

Mailbutler mobile vs E M Sergeant

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

Head to head
About

Mailbutler mobile

Enhance your email productivity on the go with this app. Track email opens, manage contacts, and organize tasks and notes. Collaborate with your team by sharing essential information.

Highlights
  • Email Tracking
  • Contact Management
  • Task Management
  • Note Taking
  • Team Collaboration
  • Email Insights
Features
Read full description

This is Mailbutler, the companion app to our popular email extension which makes your inbox smarter. Mailbutler gives you everything you need to maximize your productivity and keep your email on point. It offers a multitude of useful, productivity-boosting features, and with our companion app, you can use our features on the go, never missing a trick. An extension of our desktop email app, it brings all of your tracking and insights features to your mobile, meaning you can send emails on your desktop and follow their progress on your phone. Features include: • Email Tracking: More information needed? Send tracked emails from your mobile phone and use the app to find out when, where, and how often your email or link was opened • Contacts: See all information about your contacts in the same place. Get essential insights into your contacts to maintain peak customer communication • Tasks: Always remember to take action. Attach to-do items to your contacts and emails. • Notes: Add notes to your emails and contacts so you never forget any information. • Collaborators: Be consistent. Share contacts, notes, tasks, signatures, templates and more across your whole team === Who is Mailbutler for? === • Freelancers, independent professionals, and marketers • Businesses, marketing teams, and sales teams which prioritise direct client communication • Teams which need clear, easy, and productive internal communication • Productivity-lovers who want to achieve more with emails and reach Inbox Zero! === Why Mailbutler? === • Focus on important projects and improve time management without distractions • Includes a wide range of useful features and our desktop version has affordable plans for every business’s needs • Mailbutler never accesses or reads your emails • Ensures your emails are the best they can possibly be • Helps you to improve your customer communication and build new prospects, clients and contacts === Testimonials === “Without a doubt, I recommend Mailbutler. It’s revolutionized my inbox.” Hollie Barac, Accountability and Productivity Partner “Mailbutler’s support feels personal and it’s what sets them apart from so many other companies.” Craig Bowman, President of Common Ground Consulting “With Email Tracking I can focus my energy on serving clients instead of chasing emails.” Charlene Brown, Owner of Bklyn Custom Designs “The ability to add notes and tasks directly in my email client is very helpful and I’ve never seen another program that offers this feature in such an integrated way.” Jeff Sanders, Productivity Coach === Why wait? Get Mailbutler right now === The Mailbutler mobile app is free, but you need to have the desktop version of Mailbutler to be able to use it. All new Mailbutler users get a 14-day free trial so they can try out all our features and decide which plan is the best for them, and we don’t require any credit cards details until you subscribe to a plan, so you can opt out at any time! Mailbutler Tracking Plan - Basic email and link tracking for people who just want to track their emails - €3,95 per month/€39,50 per year Mailbutler Professional Plan - For professionals who want to better organize their inbox – €7,95 per month/€79,50 per year Mailbutler Smart Plan - For heavy email users who need advanced inbox features - €12,95 per month/€129,50 per year Mailbutler Business Plan - The full package for teams that want the definitive email productivity extension – €29,95 per month/€299,50 per year Privacy Policy: https://www.mailbutler.io/privacy-policy/ Terms of Service: https://www.mailbutler.io/terms-and-conditions/ === Got questions? === Contact us anytime at support@mailbutler.io === Connect with us! === Facebook: https://www.facebook.com/mailbutler/ Twitter: https://twitter.com/mailbutler LinkedIn: https://www.linkedin.com/company/mailbutler-gmbh/

About

E M Sergeant

Features
Read full description

This is the E M Sergeant App. The app allows users to view information about their account, order fuel, request service, and make payments on their account using their device. Customers create a login for this app by using an account number that they obtain from registering on our website. There is no cost or fees to register and use this app.

Screenshots

Mailbutler mobile4 screens
E M Sergeant2 screens

Verdict

The call

The clearest difference is in-app purchases: E M Sergeant at none against Mailbutler mobile's 6. E M Sergeant also leads on iOS requirement (8.0 vs 15.0). Mailbutler mobile's advantage is update cadence (fortnightly vs every 2 months). 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. Mailbutler mobile sells 6 in-app purchases, starting at $8.49 per month. E M Sergeant asks for nothing beyond the download.

UpkeepUpdate frequency

Mailbutler mobile ships an update fortnightly, E M Sergeant every 2 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 7 level
Mailbutler mobile versus E M Sergeant: the parameters behind the verdict, then further details
ParameterMailbutler mobileE M Sergeant
PriceFreeFree
Rating3.8 (126 ratings) — better—
Positive reviews78.1% of reviews—
Number of ratings126 — better—
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size19 MB99 MB
Age rating4+4+
DeveloperMailbutler GmbHBlue Cow Software, Inc.

Bugs and requests

Mailbutler mobile

Reported bugs

4 issues
  • Constant login issues on iOS
  • Flashing/blinking screen on iOS
  • Doesn't work properly with Gmail on iOS
  • Doesn't work anymore on iOS or Mac

Requested features

6 requests
  • Split screen functionality on iPad
  • Ability to set reminders for incoming emails
  • Full integration with iOS Mail app
  • Ability to send tracked emails from iOS
  • More a-la-carte feature options
Show 1 more
  • Better iPad optimization

E M Sergeant

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Mailbutler mobile

Subscriptions6
  • Professional (Monthly)$8.491 Month
  • Professional+ (Monthly)$14.991 Month
  • Business (Monthly)$31.991 Month
Show 3 more
  • Professional (Yearly)$86.991 Year
  • Professional+ (Yearly)$149.991 Year
  • Business (Yearly)$329.991 Year
None

E M Sergeant

No in-app purchases

Questions

Is Mailbutler mobile free?
Mailbutler mobile is free to download, with in-app purchases available.
Is E M Sergeant free?
E M Sergeant is free to download, with no in-app purchases.
Do Mailbutler mobile or E M Sergeant have ads?
Neither Mailbutler mobile nor E M Sergeant shows ads.
Which is updated more often, Mailbutler mobile or E M Sergeant?
Mailbutler mobile ships an update fortnightly, and E M Sergeant every 2 months. Most recently, Mailbutler mobile was updated on October 15, 2026 and E M Sergeant on October 6, 2026.

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