Comparison

dnataSG Training vs HOLIS Control

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

Head to head

dnataSG Training

Check & book training courses.

Airline turnaround measurement

Free

💼 Business

No ratingsView app →

About

dnataSG Training

Features

Read full description

dnata Training mobile app enables you to book training courses with ease. Enjoy the flexibility to check available training courses, book your training slots and make payment to confirm. Download the app now and reserve your training slots.

About

HOLIS Control

Features

Read full description

- Measures service milestones during a stopover for an air carrier aircraft. - Visualization of delayed operations - Calculation of the probable time of departure - Displays the results of the measurements on the HOLIS GOC SaaS application, digital handbook for airline ground operations.

Screenshots

dnataSG Training3 screens

HOLIS Control4 screens

Verdict

The call

The clearest difference is update cadence: HOLIS Control at weekly against dnataSG Training's fortnightly. dnataSG Training's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

dnataSG Training ships an update fortnightly, HOLIS Control weekly. The most recent releases landed on September 10, 2026 and May 17, 2026 respectively.

Scorecard2 real differences · 4 level

dnataSG Training versus HOLIS Control: the parameters behind the verdict, then further details
Parameter	dnataSG Training	HOLIS Control
Price	Free	Free
Update frequency	Fortnightly	Weekly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad
Requires iOS	11.0 — better	16.0
Further details — not scored
Size	88 MB	11 MB
Age rating	4+	4+
Developer	dnata Singapore Pte Ltd	CIM COMMUNICATION INFORMATION MANAGEME

In-app purchases

None

dnataSG Training

No in-app purchases

None

HOLIS Control

No in-app purchases

Questions

Is dnataSG Training free?

dnataSG Training is free to download, with no in-app purchases.

Is HOLIS Control free?

HOLIS Control is free to download, with no in-app purchases.

Do dnataSG Training or HOLIS Control have ads?

Neither dnataSG Training nor HOLIS Control shows ads.

Which is updated more often, dnataSG Training or HOLIS Control?

dnataSG Training ships an update fortnightly, and HOLIS Control weekly. Most recently, dnataSG Training was updated on September 10, 2026 and HOLIS Control on May 17, 2026.