Comparison

Postal Time Keeper vs Brain Discovery

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

Head to head
About

Postal Time Keeper

Easily track your daily clock rings and important time stamps without manual notes. This app provides a clear 100-unit time display and allows you to search past entries by route number. Customize operations and store your barcode for quick scanner logins.

Highlights
  • Track clock rings
  • 100-unit time display
  • Search by route number
  • Customizable operations
  • Store barcode for scanner
  • Home screen widget
Features
Read full description

Postal Time Keeper lets you keep track of all of your important clock rings throughout the day. No more writing them down on scraps of paper and losing them! And best of all It a 100 Unit time stamp gets shown so no more checking that annoying time chart at the time clock! Postal Time Keeper keeps all of your clock rings saved in an easy to navigate format allowing you to go back to any day and see what you did. You can search by route number to see what day you did any given route. You can completely customize the list of Operations to fit your needs. As well as setting a default operation and route so you can quickly add your most commonly used clock ring. You can store your barcode for logging in and entering clockrings on your USPS Scanner. You can now keep your barcode on your iPhone Home Screen with a widget

About

Brain Discovery

Read full description

Brain Age - daily brain workout with fun cognitive games. Train attention, memory, logic, and spatial thinking in short sessions and track your progress over time. What you can do in Brain Age - Take a quick “brain age” style assessment with IQ-like challenges - Improve Memory, Attention, Logic, and Spatial reasoning - Practice patterns, number grids, mental rotation, and more - Build a daily habit with streaks and reminders - See your progress with simple stats and day-by-day tracking Perfect for - Daily brain training (2–10 minutes a day) - Students, professionals, and anyone who enjoys puzzles - Improving focus, speed, and problem-solving skills Brain Age is a training app with mini games and cognitive tasks. It does not provide medical advice or diagnosis. Premium app's features require subscription. Support - support@brain-discovery.com Terms: https://brain-discovery.com/terms Privacy Policy: https://brain-discovery.com/privacy

Screenshots

Postal Time Keeper3 screens
Brain Discovery4 screens

Verdict

The call

The clearest difference is price: Brain Discovery at Free against Postal Time Keeper's $0.99. Brain Discovery also leads on update cadence (every 3 weeks vs every 11 months). Postal Time Keeper's advantage is in-app purchases (none vs 9). On ads, device support and iOS requirement 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

Brain Discovery is free to download; Postal Time Keeper costs $0.99 up front. Brain Discovery sells 9 in-app purchases, starting at $5.99 per 7 days. Postal Time Keeper asks for nothing beyond the download.

UpkeepUpdate frequency

Postal Time Keeper ships an update every 11 months, Brain Discovery every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Postal Time Keeper versus Brain Discovery: the parameters behind the verdict, then further details
ParameterPostal Time KeeperBrain Discovery
Price$0.99Free — better
Rating3.6 (7 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings7 — better—
Update frequencyEvery 11 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhoneiPhone
Requires iOS17.017.0
Further details — not scored
Size1 MB33 MB
Age rating4+4+
DeveloperMark CornishJ.G.S. Invest ApS

In-app purchases

None

Postal Time Keeper

No in-app purchases

9 purchases

Brain Discovery

Subscriptions9
  • Weekly Plan$5.997 Days
  • Weekly Plan with 7 days trial7 Days trial$5.997 Days
  • Weekly$6.997 Days
Show 6 more
  • Weekly Trial3 Days trial$6.997 Days
  • Monthly Plan with 7 days trial7 Days trial$14.991 Month
  • Monthly Plan$14.991 Month
  • Annual Plan$34.991 Year
  • Annual Plan with 7 days trial7 Days trial$34.991 Year
  • Annual Plan$39.991 Year

Questions

Is Postal Time Keeper free?
Postal Time Keeper costs $0.99, with no in-app purchases.
Is Brain Discovery free?
Brain Discovery is free to download, with in-app purchases available.
Do Postal Time Keeper or Brain Discovery have ads?
Neither Postal Time Keeper nor Brain Discovery shows ads.
Which is updated more often, Postal Time Keeper or Brain Discovery?
Postal Time Keeper ships an update every 11 months, and Brain Discovery every 3 weeks. Most recently, Postal Time Keeper was updated on November 3, 2026 and Brain Discovery on October 31, 2026.

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