Comparison

Julian vs Solum Aims Manager

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

Head to head
About

Julian

This app provides a quick and efficient way to view and convert between 11 different types of dates, including standard Julian dates, Mars Sol dates, and Unix time. It features a calendar for easy navigation and allows copying dates to the clipboard. The current date can be displayed on the app icon and Apple Watch complications.

Highlights
  • 11 date type conversions
  • Calendar view
  • Copy to clipboard
  • App icon badge display
  • Apple Watch complications
Features
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Julian makes it simple to find any day of the year, convert dates, and understand your year at a glance on iPhone, iPad, and Apple Watch. Browse the calendar to explore past and future dates, or enter a day number to jump straight to the matching date. Choose the date format you prefer and instantly see the day of the year, year progress, days remaining, week number, and current quarter. Convert between calendar dates, ordinal dates, ISO 8601 dates, ISO week dates, Julian calendar dates, Julian Day Numbers, and Unix timestamps. Add or subtract days, weeks, months, or years, or calculate the exact time between two dates. Julian supports a wide range of astronomical and time counting systems, including CCSDS Julian Date, CNES Julian Date, Dublin Julian Date, Lilian Date, Mars Sol Date, Modified Julian Date, Rata Die, Reduced Julian Date, Truncated Julian Date, and Unix Time. Copy any date value with a tap, or copy and share a complete date summary. Save your favorite formats for fast access whenever you need them. Keep important date information visible with Home Screen and Lock Screen widgets. Customize their layout, colors, and content. Larger widgets can show additional date values and calendar views without opening the app. On Apple Watch, quickly view yesterday, today, and tomorrow, look up any day of the year, and choose complications that match your watch face. Use Siri to retrieve date values and check your year progress. Add Julian actions to Shortcuts to convert dates, perform calculations, copy results, and open detailed date information. Personalize Julian with seven color themes, alternate app icons, and System, Light, or Dark appearance. Set your preferred first day of the week and choose which month begins your first quarter. For an instant glance, enable the optional app icon badge to show the current day of the year. Badge updates are silent and do not create banners or sounds. Notification permission is required. Use the International Fixed Calendar, with 13 months of 28 days, across Julian, widgets, and Apple Watch. Share a personalized image of today's date and year progress.

About

Solum Aims Manager

Features
Read full description

SOLUM drives the global ESL market with industry-leading ESL optimization systems. Features: 1. Detecting labels and products using barcode scanner. 2. Link labels with products. 3. Unlink labels with products. 4. Blink LED. 5. Monitor all stores.

Screenshots

Julian4 screens
Solum Aims Manager3 screens

Verdict

The call

The clearest difference is in-app purchases: Solum Aims Manager at none against Julian's 3. Solum Aims Manager also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, 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. Julian sells 3 one-off in-app purchases. Solum Aims Manager asks for nothing beyond the download.

UpkeepUpdate frequency

Julian ships an update every 2 months, Solum Aims Manager every 6 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 8 level
Julian versus Solum Aims Manager: the parameters behind the verdict, then further details
ParameterJulianSolum Aims Manager
PriceFreeFree
Rating4.8 (4.8K ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings4.8K — better—
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size19 MB140 MB
Age rating4+4+
DeveloperJuan Carlos PerezSoluM

Bugs and requests

Julian

Reported bugs

3 issues
  • Complication not updating correctly on Apple Watch
  • Date displayed incorrectly, one day behind
  • App not functioning properly after updates

Requested features

4 requests
  • Display current date along with Julian date
  • Add countdown/days remaining functionality
  • Display week number
  • Show Julian date on app icon

Solum Aims Manager

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Julian

One-time3
  • Short Cup$0.99
  • Tall Cup$1.99
  • Grande Cup$2.99
None

Solum Aims Manager

No in-app purchases

Questions

Is Julian free?
Julian is free to download, with in-app purchases available.
Is Solum Aims Manager free?
Solum Aims Manager is free to download, with no in-app purchases.
Do Julian or Solum Aims Manager have ads?
Neither Julian nor Solum Aims Manager shows ads.
Which is updated more often, Julian or Solum Aims Manager?
Julian ships an update every 2 months, and Solum Aims Manager every 6 weeks. Most recently, Julian was updated on October 24, 2026 and Solum Aims Manager on October 16, 2026.

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