Serum Osmolality Calculator vs Velocify
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Serum Osmolality Calculator
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Serum Osmolality Calculator. Quick and easy to use Osmolality calculator. Enter required data to get the result: Sodium: mmol/L or mEq/L Glucose: mg\dL or mmol/L BUN: mg\dL or mmol/L No fuss calculator. It does what it says on the tin.
Velocify
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Velocify turns your iPhone into a GPS speedometer and a 0-60 / 0-100 timer, with a HUD mode that projects your speed onto the windshield. HUD MODE Place your iPhone on the dashboard and read your speed reflected on the windshield, without looking down. Mirror and rotate the display to fit your car. SPEED BANDS Choose your own speed ranges and colors: green, yellow, orange, red and more. The speedometer and the HUD change color as you drive, so you know at a glance when you're going too fast. ACCELERATION TIMES Measure 0-60 mph, 0-100 km/h or up to 5 custom targets from a standing start. Times are calculated from each GPS reading and interpolated between readings for precise results. SHARE YOUR RESULTS Turn your best time into an image ready for Instagram, WhatsApp or your car group. ALSO β’ Real-time speed, max speed and trip average β’ km/h or mph β’ Screen stays on while you drive β’ No account, no ads, no tracking β’ Available in English, Spanish, French, German, Italian and Portuguese Always follow traffic laws. Only measure acceleration on closed tracks or where it is safe and legal.
Screenshots
Verdict
The clearest difference is update cadence: Velocify at fortnightly against Serum Osmolality Calculator's every 5 months. Serum Osmolality Calculator's advantage is device support (3 vs 1) and iOS requirement (12.1 vs 18.0). On price, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Serum Osmolality Calculator ships an update every 5 months, Velocify fortnightly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | Serum Osmolality Calculator | Velocify |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Fortnightly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 12.1 β better | 18.0 |
| Further details β not scored | ||
| Size | 14 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Krzysztof Gwiazda | Juan Rodriguez |
In-app purchases
Serum Osmolality Calculator
No in-app purchases
Velocify
No in-app purchases
Questions
Is Serum Osmolality Calculator free?
Is Velocify free?
Do Serum Osmolality Calculator or Velocify have ads?
Which is updated more often, Serum Osmolality Calculator or Velocify?
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