Comparison

Correctbook App vs Volunteer

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

Head to head
About

Correctbook App

Features
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Correctbook; the erasable notebook that will last forever, here but also in developing areas. With the purchase of each Correctbook, we provide children in developing areas with the same erasable writing material. Available in all kinds of sizes: from pocket to A4. With the Correctbook Scan App you can digitize, organise and share your notes. Write endlessly in your Correctbook and erase the things you don't need anymore. Store important notes? Scan and save them in the notebook app. You can even create useful folders to keep a good overview. Share the scans with Dropbox or WhatsApp for example. The Correctbook App gives you a modern writing experience. The ideal combination of analog writing and digital organising. The functionalities of the app are the following: Scanner: - Automatic document detection Editor: - Manually cropping - Different filters - Rotate scans - Give names to scans - Place scan in a specific project Gallery: - Organise and create different projects - Share files through WhatsApp, Gmail, Outlook and many more - Move files to other folders - Summary of all scans - Delete files or projects

About

Volunteer

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Volunteer is the companion app for participants and their host organisations. After sign-in, you see content tailored to your organisation and placement: multilingual navigation, your host’s welcome message, practical guides, integrated web pages, recipes with ingredient checklists and merged shopping lists, and personal notesβ€”all configurable by your host in one branded experience. If you want to help your volunteers with integrate more quickly. Let them use the volunteer app. You can create your own menu and content so your volunteers get all necessary information. If you want more information please contact erik@fab-apps.nl

Screenshots

Correctbook App4 screens
Volunteer4 screens

Verdict

The call

The clearest difference is update cadence: Volunteer at every 3 weeks against Correctbook App's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Correctbook App ships an update every 9 months, Volunteer every 3 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

Scorecard1 real difference Β· 5 level
Correctbook App versus Volunteer: the parameters behind the verdict, then further details
ParameterCorrectbook AppVolunteer
PriceFreeFree
Update frequencyEvery 9 monthsEvery 3 weeks β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad β€” better
Requires iOS16.0 β€” better17.6
Further details β€” not scored
Size30 MB17 MB
Age rating4+4+
DeveloperCorrectbookErik Jaen Fledderus

In-app purchases

None

Correctbook App

No in-app purchases

None

Volunteer

No in-app purchases

Questions

Is Correctbook App free?
Correctbook App is free to download, with no in-app purchases.
Is Volunteer free?
Volunteer is free to download, with no in-app purchases.
Do Correctbook App or Volunteer have ads?
Neither Correctbook App nor Volunteer shows ads.
Which is updated more often, Correctbook App or Volunteer?
Correctbook App ships an update every 9 months, and Volunteer every 3 weeks. Most recently, Correctbook App was updated on October 25, 2026 and Volunteer on October 30, 2026.

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