Comparison

Mental Arithmetic Helper vs Swiss Post

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

Head to head
About

Mental Arithmetic Helper

Features
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Calculator that can ask questions with random calculation formulas for mental arithmetic practice etc. >Mental arithmetic practice mode When you tap the mental arithmetic practice mode button, questions will be automatically asked at random. *Tap the mental arithmetic practice mode button again to return to a normal calculator.

About

Swiss Post

Test upcoming postal service features and provide feedback to help shape future app development. Manage deliveries, handle digital mail, track public transport, and digitally frank mail with this preview application.

Highlights
  • Preview new postal functions
  • Manage deliveries with push notifications
  • Handle digital mail and invoices
  • Track PostBus live locations
  • Find branches and services
  • Digitally frank letters and parcels
  • Send/collect parcels at 24/7 terminals
Features
Read full description

Swiss Post – Preview: Always one feature ahead With the Post-App preview, you experience new functions first and play an active role in shaping their development. Enjoy a user experience fully optimized for your device, allowing you to take care of your postal transactions more easily and intuitively in the app. We look forward to receiving your feedback! We’re continuing to develop the app with your input. Stay tuned to learn more about the new functions and improvements. Discover the most important functions of the future Post-App: • My consignments: Never miss a delivery. You receive information about upcoming consignments via push notification and can manage deliveries conveniently. • ePost: Handle your mail digitally: Receive letters, pay invoices, sign and return contracts, file and retrieve documents. All in one workflow, anytime and anywhere. • Track Postbuses live: Track timetable data and live positions of all PostBus vehicles in real time • Location and opening hours: Find branches, letter boxes and other services, including collection times and opening hours. • DigitalStamp: Frank letters and parcels easily and conveniently with your smartphone, anytime and anywhere, and calculate letter size using artificial intelligence. • My Post 24: Send or collect parcels and registered letters 24/7 at terminals (without a display). Stay tuned and be one of the first to try out new and innovative features. Using the app’s feedback functions, you can share your personal experiences, suggestions and wishes with us and actively help shape the Post-App of tomorrow. Thank you in advance for your valuable feedback!

Screenshots

Mental Arithmetic Helper1 screens
Swiss Post4 screens

Verdict

The call

The clearest difference is iOS requirement: Mental Arithmetic Helper at 15.8.3 against Swiss Post's 17.0. 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

Mental Arithmetic Helper ships an update fortnightly, Swiss Post every 3 weeks. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

Scorecard1 real difference · 9 level
Mental Arithmetic Helper versus Swiss Post: the parameters behind the verdict, then further details
ParameterMental Arithmetic HelperSwiss Post
PriceFreeFree
Rating—4.0 (6 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—6 — better
Update frequencyFortnightly — betterEvery 3 weeks
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.8.3 — better17.0
Further details — not scored
Size37 MB621 MB
Age rating4+4+
DeveloperHideaki UchikoshiDie Schweizerische Post

In-app purchases

None

Mental Arithmetic Helper

No in-app purchases

None

Swiss Post

No in-app purchases

Questions

Is Mental Arithmetic Helper free?
Mental Arithmetic Helper is free to download, with no in-app purchases.
Is Swiss Post free?
Swiss Post is free to download, with no in-app purchases.
Do Mental Arithmetic Helper or Swiss Post have ads?
Both Mental Arithmetic Helper and Swiss Post show ads.
Which is updated more often, Mental Arithmetic Helper or Swiss Post?
Mental Arithmetic Helper ships an update fortnightly, and Swiss Post every 3 weeks. Most recently, Mental Arithmetic Helper was updated on October 11, 2026 and Swiss Post on October 9, 2026.

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