| Carby | $39.99/year after a 3-day trial on web yearly checkout | $39.99 if you stay on the web yearly plan after the 3-day trial | 3-day trial on the web yearly offer visitors actually see. Monthly ($9.99) and weekly ($4.99) plans also exist. Read the checkout. | Web Stripe charges: email within 30 days of the charge for a refund. App Store charges go through Apple. Cancel during the trial and you are not charged. |
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| MyFitnessPal | Free food diary. Premium $79.99 a year or $19.99 a month. Premium+ $99.99 a year or $24.99 a month, on MyFitnessPal’s Premium+ page. | $79.99 on Premium yearly. $99.99 on Premium+ yearly. $0 if you stay on the free diary. Grocery is extra. | 7-day Premium or Premium+ trial if you have never upgraded or redeemed a trial. First charge is after the trial unless you cancel. Auto-renews. | Cancel at least 24 hours before renewal to avoid the next charge. Premium features stay until the paid period ends. App Store or Google Play purchases follow those stores. |
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| Lose It! | Free to download, with an optional Premium subscription. Lose It! does not publish a dollar price on the public Premium page; read the in-app checkout. | Free if you stay on Basic. Premium yearly cost is shown in the app, not on loseit.com/premium. Grocery is extra. | Free Basic needs no trial. Premium trial, if offered, is shown in the App Store or Google Play checkout you see. | App Store or Google Play purchases follow those stores. Deleting the app does not cancel a store subscription. |
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| Cronometer | Free Basic. Gold $4.99 a month billed annually at $59.99, or $10.99 a month billed monthly, on cronometer.com/gold. | $59.99 on Gold yearly. $131.88 if you stay on Gold monthly at $10.99. $0 on Basic. Grocery is extra. | Basic is free with no time limit. Gold checkout is on the Gold page and in the apps. | Web Gold: set Do Not Auto-Renew in Account Settings and access continues to the end of the term. App Store or Google Play Gold follows those stores. |
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| Carb Manager | Free Basic at $0.00. Premium listed at $3.33 a month billed annually on the Premium page. | Premium listed at $3.33 a month billed annually. $0 on Basic. Grocery is extra. | Basic is free with no trial. Premium checkout is in the app; the public Premium page does not name a trial length. | App Store listing: payment is charged at purchase confirmation and the subscription auto-renews unless auto-renew is turned off. Follow Apple or Google Play to cancel. |
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| Cal AI | Free to download. Scanning requires a paid plan. US App Store in-app items include Unlimited prices such as $2.99, $5.99, $9.99, $19.99, $29.99 and a $59.99 family plan. Read the paywall you see. | Depends on the Unlimited plan Apple shows you. The public site does not publish one yearly rate. Grocery is extra. | FAQ describes a free-trial page on family invites. Trial length is shown in the App Store paywall, not as a single public number on calai.app. | App Store and Google Play refunds go through those stores. Direct CalAI purchases: email support. Deleting the app does not cancel. Cancel in iPhone Settings → Subscriptions → CalAI. |
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