Comparison

WhispCal vs Kalk

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

Head to head
About

WhispCal

Features
Read full description

Every calorie counter gives you a number and leaves you alone with it. WhispCal doesn't. Autopilot finds your true maintenance calories, then adjusts your targets phase by phase — cut, maintain, build — so you never have to recalculate anything. You log your meals. It steers the journey. AUTOPILOT — A COACH, NOT A CALCULATOR Autopilot is the adaptive nutrition program built into WhispCal. It starts by finding your real maintenance — your true TDEE, calibrated from your own weight and intake data, not a generic textbook formula. From there, it periodizes your calories and macros across phases — fat loss, maintenance, reverse diet, lean gains — and recalibrates as your metabolism actually responds. Most trackers hand you a static number on day one and never look at it again. Autopilot revisits yours constantly. The longer you use it, the more precise it gets. You never do the math. You just follow the plan. METABOLIC ZONES WhispCal shows you four calorie zones — Floor, Deficit, Maintenance, and Surplus — so you always know exactly where you stand. A real-time gauge visualization makes nutrition intuitive instead of stressful. Set a specific daily target or a flexible range. Your call. LOG MEALS IN 3 SECONDS — VOICE, PHOTO, BARCODE, OR TEXT Say "two eggs and avocado toast with coffee." WhispCal's voice AI transcribes and logs everything instantly. Point your camera at a plate for AI photo recognition. Scan any barcode for instant nutrition data. Or type naturally and let AI parse the details. Three seconds. Done. No searching through endless databases. No scrolling. No friction. TRACK WHAT MATTERS • Calories, fat, carbs, protein, and fiber — all at a glance • Organize meals by type — breakfast, lunch, dinner, snacks • Save favorites to your Kitchen for one-tap reuse • Build recipes with batch sizing and per-serving breakdowns • View 7-day consistency streaks, macro trends, and progress • Share meals with friends via deep links SEAMLESS HEALTH SYNC Connects with Apple Health for steps and weight data. Your wearable metrics flow in automatically and adjust your daily energy targets in real-time. No manual entry. YOUR JOURNEY Track weight trends across weeks, months, or a full year. Visualize your daily calorie balance. Review your history and watch the patterns that drive real results. AI NUTRITION REPORTS A personalized 90-day analysis of your eating habits. What you're doing well. Where to improve. Specific recommendations based on your data — not generic advice copied from a blog. THE ABYSS UI A minimalist, premium dark-mode interface that stays invisible. No visual noise. No clutter. Just the information you need, exactly when you need it. Designed for focus. FREE & PREMIUM Free: • 6 daily AI text prompts • 1 voice log per day • Full manual logging and barcode scanning • Recipe builder and Kitchen • Apple Health sync and weight tracking • Metabolic Zone visualization Premium ($4.99/mo or $39.99/yr): • Autopilot — adaptive coaching that finds your maintenance and adjusts your targets through every phase • Unlimited AI voice logging • Unlimited AI text prompts • AI photo analysis — snap any meal to track it • 90-day nutrition reports • Advanced insights and trends WhispCal is for people who want results, not homework. Stop guessing. Start arriving. Terms of Use (EULA): https://www.notion.so/Terms-of-Use-EULA-309879ff49bb80a49b53f078feb88930

About

Kalk

Features
Read full description

Kalk är en app för onlinecoachning. Din coach skriver programmet. Du öppnar appen, ser dagens pass och tränar. Set bockas av, vikter loggas, anteckningar går tillbaka till coachen. Har du ingen coach finns Kalks egna program att träna på. Konto skapas med Apple eller Google. En kod från din coach kopplar dig till rätt program. För coacher sker programmering och uppföljning på kalk.digital.

Screenshots

WhispCal4 screens
Kalk4 screens

Verdict

The call

The clearest difference is in-app purchases: Kalk at none against WhispCal's 2. On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. WhispCal sells 2 in-app purchases, starting at $4.99 per month. Kalk asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 5 level
WhispCal versus Kalk: the parameters behind the verdict, then further details
ParameterWhispCalKalk
PriceFreeFree
Update frequencyEvery 3 daysEvery 3 days
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad — betteriPhone
Requires iOS16.416.4
Further details — not scored
Size91 MB32 MB
Age rating4+4+
DeveloperThomas MoriceWexla Stockholm

In-app purchases

2 purchases

WhispCal

Subscriptions2
  • Monthly subscription$4.991 Month
  • Yearly subscription7 Days trial$39.991 Year
None

Kalk

No in-app purchases

Questions

Is WhispCal free?
WhispCal is free to download, with in-app purchases available.
Is Kalk free?
Kalk is free to download, with no in-app purchases.
Do WhispCal or Kalk have ads?
Neither WhispCal nor Kalk shows ads.
Which is updated more often, WhispCal or Kalk?
WhispCal ships an update every 3 days, and Kalk every 3 days. Most recently, WhispCal was updated on October 31, 2026 and Kalk on October 29, 2026.

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