Comparison

The Core Effect vs Velthuis kliniek

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

Head to head
About

The Core Effect

Features
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A place of wellness and acceptance, The Core Effect Pilates will make you feel welcome, supported and show you just how strong you are both inside and out. Download our studio app to plan, book and schedule our signature 'move to feel good' pilates classes, with secure payments and awesome scheduling features! Say goodbye to boring workouts!

About

Velthuis kliniek

Features
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The Velthuis Clinic app provides you with the right information at the right time throughout your treatment journey. In the app, you’ll find all the details about your (treatment) appointments, how to prepare for your procedure, aftercare instructions, and frequently asked questions. The information is always up-to-date, specific, and relevant to you. This new app from Velthuis Clinic guides you step by step through your entire care process – from your first appointment with the doctor to the completion of your treatment. View your appointments and read everything about your treatment. • All your appointment information in one place • Always well prepared with timely notifications • Clear explanations of your treatment • Weekly tailored advice to support your recovery • Easily find answers to frequently asked questions

Screenshots

The Core Effect4 screens
Velthuis kliniek4 screens

Verdict

The call

The Core Effect and Velthuis kliniek are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

The Core Effect ships an update every 2 months, Velthuis kliniek every 3 weeks. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

ScorecardNo meaningful differences
The Core Effect versus Velthuis kliniek: the parameters behind the verdict, then further details
ParameterThe Core EffectVelthuis kliniek
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone
Requires iOS16.0 — better16.6
Further details — not scored
Size421 MB109 MB
Age rating4+12+
DeveloperAlexandra WoodallEquipe Zorgbedrijven Nederland B.V.

In-app purchases

None

The Core Effect

No in-app purchases

None

Velthuis kliniek

No in-app purchases

Questions

Is The Core Effect free?
The Core Effect is free to download, with no in-app purchases.
Is Velthuis kliniek free?
Velthuis kliniek is free to download, with no in-app purchases.
Do The Core Effect or Velthuis kliniek have ads?
Neither The Core Effect nor Velthuis kliniek shows ads.
Which is updated more often, The Core Effect or Velthuis kliniek?
The Core Effect ships an update every 2 months, and Velthuis kliniek every 3 weeks. Most recently, The Core Effect was updated on September 18, 2026 and Velthuis kliniek on September 20, 2026.

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