StereoCheck vs WSSFN
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
StereoCheck
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Check your Cartesian stereotactic coordinates with an independent system ! StereoCheck is a mobile application designed to compute target coordinates using several hardware manufacturers frames and models. WARNING : Do not use StereoCheck for surgical decision making. Do not use StereoCheck as the primary planning or computation system, it is intended to be a verification system. StereoCheck is also a valuable educational tool for beginners in the field of stereotaxy. The present version of StereoCheck has support for FiMe, Bramsys, Leksell, CRW, Micromar, Macom, inomed-ZD, Brainlab, Estereoflex and Adeor-Zeppelin frames. StereoCheck main axis are: latero-lateral (X), dorso-ventral (Y) and caudal-rostral (Z). The mathematical algorithm used by StereoCheck includes corrections for tilted images (rotation around X and/or Y axis) as long as nine fiducials are present in the image. There is correction for rotation around Z up to 5 degrees. Linear image distortions are also corrected. Step-By-Step: Take a photo of your stereo-CT or stereo-MR or enter the image into the camera roll using any available way. StereoCheck work with axial (transverse) CT slices only, there is no support for coronal or sagittal views. Select the stereotactic frame and model being used. For some frames, such as FiMe and Bramsys, the fiducials orientation must be defined. Select the image from the camera roll. Mark each fiducial on the image. StereoCheck use nine (9) fiducials, except for Brainlab frame, that uses only six (6). If you are using a ZD system, ignore the occipital fiducials. Mark the target point you want to reach and tap the Done button. At this point the stereotactic coordinates will be computed and displayed. If you want to keep a copy of results for your records, use the Compose button on top of the screen to send them by e-mail.
WSSFN
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Saudi Heart Association conference app is a mobile application dedicated to enhancing the experience of attendees during the conference with the intention of providing up-to-date information such as scientific program agenda, session topics, short bios of international and local speakers; enabling interaction such as the batch print ID with conference registration barcode, use of real-time information desk, sponsors and floor plan; and increasing engagement for all stakeholders involved.
Screenshots
Verdict
The clearest difference is price: WSSFN at Free against StereoCheck's $9.99. WSSFN also leads on update cadence (every 3 days vs every 9 months) and iOS requirement (11.0 vs 15.6). On 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
WSSFN is free to download; StereoCheck costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
StereoCheck ships an update every 9 months, WSSFN every 3 days. The most recent releases landed on October 29, 2026 and October 6, 2026 respectively.
| Parameter | StereoCheck | WSSFN |
|---|---|---|
| Price | $9.99 | Free β better |
| Update frequency | Every 9 months | Every 3 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 15.6 | 11.0 β better |
| Further details β not scored | ||
| Size | 6 MB | 30 MB |
| Age rating | 12+ | 17+ |
| Developer | Mevis InformΓ‘tica MΓ©dica Ltda. | Adnan Ashraf |
In-app purchases
StereoCheck
No in-app purchases
WSSFN
No in-app purchases
Questions
Is StereoCheck free?
Is WSSFN free?
Do StereoCheck or WSSFN have ads?
Which is updated more often, StereoCheck or WSSFN?
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