| Feature | Punkin | Cronometer |
|---|---|---|
| Free tier | Yes — calorie total, meal log, recipe recommendations, allergy-safe filtering | Yes — full logging with access to 84 tracked nutrients |
| Premium price | $4.99/mo or $39.99/yr | Gold: $10.99/mo or $59.99/yr (~$4.99/mo billed annually) |
| Lifetime option | $79.99 one-time, no renewals | Not offered |
| Micronutrient tracking depth | Not a focus — Punkin tracks calories and the four core macros | Best-in-class — up to 95 nutrients on Gold, plus an Oracle nutrient search |
| Fridge/pantry photo scanning | Yes — turns a photo of what you have into meal matches and a grocery list | Photo logging identifies a meal you already made, not what's in your kitchen |
| Conversational AI (“Ask” a question) | Yes — Ask Punkin for meal ideas, swaps, and nutrition questions | Crono Coach gives AI-powered insight on logged data, not a meal-planning conversation |
| Allergy-safe filtering | Yes — recipes that conflict with a declared allergy are removed, not just labeled | Not a listed feature |
| Recipe recommendations | Yes, matched to your macros and what you have on hand | Recipe Importer pulls in a recipe you already found; it doesn't suggest new ones |
| Automatic grocery list | Yes, built from missing ingredients after a fridge scan | Not offered |
| Custom macro/nutrient targets by day | Not offered — one daily target | Macro Scheduler sets different targets per day of the week (Gold) |
Pricing shown is what was publicly listed by each app on September 22, 2026; both apps can change pricing without notice.
Who Punkin is for
Punkin is for someone who wants their kitchen to tell them what to eat — snap a photo of the fridge, get a meal that fits your macros, and have the missing ingredients land on a grocery list automatically.
Who Cronometer is for
Cronometer is for someone who wants to see exactly what they're consuming at a nutrient level — people managing a medical condition, following a strict macro or micronutrient protocol, or who just want more precision than calories and four macros.
Where Cronometer is genuinely strong
- The deepest micronutrient tracking of any consumer app in this category — up to 95 nutrients on Gold, which matters for anyone managing a specific deficiency or medical nutrition need.
- Macro Scheduler lets you set different targets for different days of the week, useful for structured programs like carb cycling.
- Unlimited historical data and custom charts correlating nutrients with biometrics, for anyone who wants to see long-term trends.
The verdict
If nutrient-level precision is the point — you're tracking specific vitamins or minerals, not just macros — Cronometer's depth is hard to match. If the harder problem in your day is deciding what to cook from what's already in your kitchen while still hitting your targets, that's the gap Cronometer doesn't try to fill and Punkin is built around.