Comparison

OffBlock vs HOLIS Admin

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

Head to head
About

OffBlock

This app combines a smart pilot logbook with a flight crew organizer. It offers features like automated roster imports, flight logging, and crew communication tools. Share your aviation life and manage your professional schedule efficiently.

Highlights
  • Smart flight logging
  • Automated roster imports
  • Integrated aircraft management
  • Calendar with timeline
  • Crew communication tools
  • Roster sharing
  • Data export in official formats
Features
Read full description

The features you love combined in one app: Pilot Logbook – Created to do the work, with no work for you. • Smart flight logging, optimized for speed • Integrated aircraft management • Digital signature • Precise night time calculation • Powerful statistics, also for type- and class ratings • Data export, PDF reports in official formats (EASA, FAA) • Certificate manager • Extensive airport database, location info & aviation weather • Easy data import from third party apps Flight Crew App – Keep up. Be organized. Stay connected. • Calendar with timeline • Automated roster imports (“Live Updates”) • Push notifications & highlighting of roster changes • Calendar export to your private calendars • Crewlists for upcoming und past flights • Common events • Messaging (private chats & groups) • Flight map – ready to share on social media Roster Sharing – Share your aviation life. With privacy built in. • Connect with friends & colleagues • Check their rosters • Find common off days • Extra: OffBlock Family App for your non-flying family and friends The roster evaluation software „easy dutyplan“ is directly integrated into OffBlock - save money even faster and easier on your tax return! Supported roster systems: • AIMS eCrew • eCrew OCR • CBL WinOps • CrewConnex • CrewWebPlus APM • Jeppesen Crew Access • Leon • Lufthansa Group Open API • NetLine/CrewLink, Crew IDP • Planeación • RAIDO • Sabre CWP • SGT • SkedPlus+ • TOPS FREE 60 day trial on signup.

About

HOLIS Admin

Features
Read full description

Administration of HOLIS operational disruption and crisis management services

Screenshots

OffBlock4 screens
HOLIS Admin3 screens

Verdict

The call

The clearest difference is in-app purchases: HOLIS Admin at none against OffBlock's 4. HOLIS Admin also leads on update cadence (every 4 days vs every 2 months). OffBlock's advantage is iOS requirement (14.0 vs 18.0). 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. OffBlock sells 4 in-app purchases, starting at $2.99 per month. HOLIS Admin asks for nothing beyond the download.

UpkeepUpdate frequency

OffBlock ships an update every 2 months, HOLIS Admin every 4 days. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 7 level
OffBlock versus HOLIS Admin: the parameters behind the verdict, then further details
ParameterOffBlockHOLIS Admin
PriceFreeFree
Rating4.7 (102 ratings) — better—
Positive reviews48.3% of reviews—
Number of ratings102 — better—
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better18.0
Further details — not scored
Size275 MB35 MB
Age rating4+4+
DeveloperOffBlock GmbHCIM COMMUNICATION INFORMATION MANAGEME

Bugs and requests

OffBlock

Reported bugs

14 issues
  • Roster import not working
  • App is unusable
  • Roster autodownload and manual download doesn't work
  • Stby duties are not visible
  • Data lost
Show 9 more
  • App crashes
  • Dates bugging
  • Calendar export not working
  • Synchronization issues with Offblock-Family
  • Import roster stuck at 0%
  • Total flight hours not visible without payment
  • Statistics data lost after forced migration
  • All old data gone after update
  • Remark option not reintroduced

Requested features

6 requests
  • Export in calendar view for printing
  • Calendar export to be fixed
  • More content in logbook for general aviation
  • Reintroduce 'remark' option
  • Desktop version available again
Show 1 more
  • Integration of other airlines for connecting with friends outside own airline

HOLIS Admin

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

OffBlock

Subscriptions4
  • OffBlock Pro (1 month)$2.991 Month
  • OffBlock Pro+ (1 month)$6.991 Month
  • OffBlock Pro (1 year)$29.991 Year
Show 1 more
  • OffBlock Pro+ (1 year)$69.991 Year
None

HOLIS Admin

No in-app purchases

Questions

Is OffBlock free?
OffBlock is free to download, with in-app purchases available.
Is HOLIS Admin free?
HOLIS Admin is free to download, with no in-app purchases.
Do OffBlock or HOLIS Admin have ads?
Neither OffBlock nor HOLIS Admin shows ads.
Which is updated more often, OffBlock or HOLIS Admin?
OffBlock ships an update every 2 months, and HOLIS Admin every 4 days. Most recently, OffBlock was updated on October 11, 2026 and HOLIS Admin on October 3, 2026.

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