TrichoLAB snApp vs IsoCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrichoLAB snApp
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TrichoLAB provides dermatologists with statistical analysis of trichoscopy images to support the diagnosis of hair and scalp disorders. TrichoLAB snApp enables doctors to capture trichoscopy images using any attached dermoscope.
IsoCalc
Track your Isotretinoin treatment progress with personalized profiles, automatic status updates, and photo tracking. Set reminders and manage your daily dosage with an intuitive slider.
- Individual treatment profiles
- Automatic progress tracking
- Photo progress tracking
- Treatment reminders
- Daily dose helper
- Dose status slider
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IsoCalc keeps your isotretinoin treatment under control. Enter your weight, daily dose and the goal set by your doctor, and the app does the math every day. YOUR TREATMENT AT A GLANCE • Cumulative dose so far in mg and mg/kg, with a clear progress ring • Daily dose per kilogram of body weight • Remaining dose, days left and the expected end date • Goal as a cumulative dose (for example 120 to 150 mg/kg) or as a number of months • Earlier dosing periods and previous courses count towards the total PHOTO DIARY Take progress photos of your skin and see how it changes over the weeks. REMINDERS Never miss a dose, a blood test or a dermatologist visit. Daily, weekly, monthly and more. ISOCALC PREMIUM • No ads • PDF report for your doctor with all doses and dates • Before and after photo comparison SAFE AND SYNCED Sign in with Apple, Google or email. Your data syncs securely and you can delete your account and all data anytime in the app. IsoCalc does not give medical advice and does not replace your doctor. The dose and length of treatment are always decided by your doctor. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dmnsz.app/isocalc/privacy
Screenshots
Verdict
The clearest difference is ads: TrichoLAB snApp at none against IsoCalc's shown. TrichoLAB snApp also leads on iOS requirement (16.0 vs 18.0). IsoCalc's advantage is update cadence (every 5 days vs every 6 weeks). On price, 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
Both are free to download. TrichoLAB snApp sells 1 one-off in-app purchase and IsoCalc sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
TrichoLAB snApp ships an update every 6 weeks, IsoCalc every 5 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.
| Parameter | TrichoLAB snApp | IsoCalc |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.8 (6 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 6 weeks | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 101 MB | 14 MB |
| Age rating | 4+ | 12+ |
| Developer | TrichoLAB sp. z o.o. | Damian Szejnoch |
In-app purchases
TrichoLAB snApp
- Credit$44.99
IsoCalc
- Premium Account$1.991 Month
- Premium Account$0.99
