Calk review
A focused nutrition tracker with free core logging and paid report access.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Calk is a mobile calorie and nutrition tracker for people who want to review familiar meals and adjust them without keeping a daily food diary indefinitely. Available for iPhone, iPad, and Android, it combines editable meal templates with calorie and macro targets, weight entries, and a weight-trend chart. It is suited to individual users who want detailed nutrition logs, including micronutrients, rather than guided weight-loss coaching or structured meal plans.
The free Core tracker includes food logging, calorie and macro targets, weight tracking, and a Seven-day Variety Map. Templates can be edited by ingredient, cooking method, and portion, making the app’s emphasis recurring meals rather than prescriptive meal planning. Nutrition Reports summarize logged calories, macros, vitamins, and minerals, with suggestions for changes to recurring meals. The paid subscription is $49.99 per year; it provides continued access to Observations and later Nutrition Reports. A 30-day free trial is listed, and the published plan information describes core tracking as free.
Logging meals and weight works offline, and Calk reads permitted Apple Health or Health Connect categories such as weight and activity. It also offers an exportable in-app report. The focus is on recording and reviewing nutrition, not coaching, meal planning, or barcode-based entry, so people looking for those tools should consider another app. For solo users who want editable meal records, nutrient detail, and weight trends on a free core plan, Calk is a more suitable fit; the annual subscription makes sense for those who want ongoing Observations and report access.
Calk pros and cons
- Where it wins
- Free logging includes calorie and macro targets, weight trends, and a Variety Map
- Nutrition Reports cover calories, macros, vitamins, and minerals
- Meal and food logging work offline and sync permitted health categories
- Where it doesn't
- No meal-planning tools or coaching
- Continued access to Observations and later Nutrition Reports requires a subscription
- Barcode scanning is not included
Calk fact sheet, pricing and score →
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