Guide
How to choose a calorie counter app: a fair checklist
What makes a good calorie counter app?
A calorie counter app has one job: make it easy to notice what you eat, often enough that patterns show up. Every feature should make logging quicker, the numbers clearer or the habit kinder. Anything else is decoration.
We make Doydum, so read our answers with that in mind. The checklist itself works for any app: use a candidate for a week, then go through the list.
| Check | What to look for |
|---|---|
| Fast logging | Photo, barcode, search and recents, a tap or two away |
| Your cuisine | The dishes you actually eat, under the names you use |
| Honest estimates | Grams and numbers you can see and change before saving |
| Your plan, explained | The formula behind your target, shown step by step |
| Privacy | Data export, account deletion, no ads, no tracking |
| Kind motivation | Progress you can see and a streak that survives a missed day |
| Language | The whole app, AI answers included, in your language |
How fast can you log? Photo, barcode, search and recents
Speed decides whether lunch gets logged or forgotten. Meals arrive in four ways, so a good calorie tracker with photo and barcode scanner covers all four:
- Photo for a plate you didn't weigh: a restaurant dish, a pot of stew at home.
- Barcode for anything that comes in a pack.
- Search for simple foods you can name, like a banana or a boiled egg.
- Recents for the breakfast you have most days.
In Doydum all four sit behind one + button. You take the photo with Doydum's own camera, crop it and add a hint if you like. The AI lists each item with grams, calories, protein, carbs, fat and a confidence, and you review everything before saving (up to 30 scans a day). Barcodes are looked up in Open Food Facts. If a product is unknown, photograph the pack and tap Ask AI: it reads the nutrition table if it can, otherwise searches the web by name and brand, otherwise gives a labelled estimate, and it shows you which it did.
“Again today?” brings back recent meals in one tap, and the meal gallery lets you copy any past meal to today. More on the photo scan and on barcode scanning.
Does the food list know your cuisine?
A food list built around someone else's kitchen turns every meal into a puzzle. If you eat red lentil soup, simit or mantı, search for them and see what comes up. Is it the right dish, under its own name, with a sensible serving size? Or a vague “soup, generic”?
Doydum's list holds 168 everyday foods, Turkish and international, from lahmacun and chicken doner to oats and salmon. Your favourites and your own foods sit next to them, and a quantity dial works in grams or servings. Curious about the numbers? Browse the calorie chart or our guide to Turkish food calories.
How accurate are calorie counter apps?
No app knows precisely how many calories are on your plate. A photo can't see the oil in the pan, and a database entry can't know your portion. That's fine for spotting patterns, as long as the app is honest about it:
- estimates are labelled as estimates,
- the grams behind each number are visible,
- and every item can be edited before it's saved.
In Doydum, every photo result is an estimate with a confidence for each item, and nothing is saved until you've checked it. When Ask AI handles an unknown barcode, it says whether it read the label, found the product on the web or made an estimate. When you chat with Doy, portions come back as ranges. Our guide on how accurate AI calorie counters are goes deeper.
Does the app explain your calorie target?
A target you can't see into is hard to trust. Look for an app that names its formula, shows the steps and has a floor it won't go below.
Doydum starts from the Mifflin–St Jeor equation, published in 1990 and widely used to estimate resting energy. It multiplies that by your activity level, then adjusts for the weekly pace you pick: 0.25, 0.5 or 0.75 kg a week. The recap shows “how we calculate this” step by step. For a 35-year-old man, 180 cm and 90 kg, lightly active and losing 0.5 kg a week, that's 1,855 kcal at rest and 2,551 kcal a day, minus 550: a target of 2,001 kcal. In the same example the macros come to 150 g of protein, 200 g of carbs and 67 g of fat, with a water target of 2,950 ml and 8,000 steps. The target never drops below 1,200 kcal (female formula) or 1,500 kcal (male formula).
These are estimates from a formula, not a prescription, and needs differ. For medical questions, pregnancy, eating disorders, or anyone under 18 (the app is for adults), talk to a doctor or registered dietitian. You can run the same maths in our calorie calculator.
Is there a calorie counter app without ads?
Yes, and it's worth checking before you commit, because what you eat is personal. A short list to run through:
- Can you export all your data?
- Can you delete your account inside the app?
- Are there ads or tracking SDKs?
- Where do your meal photos go, and when are they deleted?
Doydum has no ads and no tracking SDK, and it never sells data. You can export everything as JSON or delete your account from Settings (your photos are erased first). A meal photo is sent to Google's Gemini model (or to Anthropic's Claude, if Gemini can't answer) only for the estimate you asked for; it's kept with the meal you save and deleted with it. Reminders are scheduled on your iPhone.
Apps pay their way with ads, subscriptions or both. Either can be fine, but it's worth knowing which one you're signing up for. Doydum is a subscription app, and the App Store shows the price before you pay. The details are in our privacy policy.
Will it keep you going without shame?
The hard part of logging is rarely the maths. It's the morning after a messy day, when an app greets you with a red number or a broken streak. Look for calm feedback, a streak that survives one missed day, and charts that show a day you didn't log as a gap, not a zero.
Doydum pairs the numbers with a companion. Doy lives on a little farm that grows as you log: each meal plants a row, every 1,000 steps lays a stone on the path, and a golden day (meals, water and steps all done) plants a sunflower. Any day with at least one meal keeps your streak going. Every 7 logged days fills a rain barrel (two at most), a full barrel covers a missed day, and an away mode covers up to 14 days. Doy never shames, and the progress charts show unlogged days as unlogged. Why a companion helps: our guide to the calorie tracker with a pet.
Does it speak your language?
If you think about food in Turkish, logging in English adds friction, and the other way round. Check that the whole app is translated, AI results included, not just the menus.
Doydum works in English and Turkish, and you can switch in Settings. AI answers, from the photo estimate to Doy's insights, come back in the app's language. Doydum is coming soon to the App Store for iPhone; until then you can see how the photo scan works on our homepage.
How to put Doydum through the checklist
- Set up your plan Answer the onboarding questions: goal, height, weight, activity, meal rhythm and weekly pace. The recap shows how your target is calculated, step by step.
- Log a meal with + Tap + and choose a photo, a barcode or a search. For a photo, crop it, add a hint if you like, then review each item.
- Edit the estimate Change the grams or remove an item if something looks off, then save. Every photo result is an estimate you can edit.
- Turn on meal reminders Pick the meals you eat (breakfast, lunch, dinner and up to three snacks) and switch on reminders for them. They stay off until you turn them on.
- Check privacy in Settings Data export (JSON) and account deletion are both in Settings. There are no ads to switch off.
Questions people ask
What is the best calorie counter app?
The best one is the app you'll keep using. Try a couple for a week each and notice which makes logging quickest and feels kindest after a messy day. Check that it handles photos and barcodes, knows the food you eat, explains your plan, lets you export and delete your data, and shows no ads if that matters to you.
Is there a calorie counter app without ads?
Yes. Doydum has no ads and no tracking SDK, and it never sells data. It's a subscription app instead: Doydum Pro unlocks the whole app, with monthly and yearly plans, and the App Store shows the price before you pay. Doydum is coming soon to the App Store for iPhone.
Can a calorie counter app scan photos and barcodes?
Many can. In Doydum, the photo scan names each item on your plate with grams, calories, protein, carbs, fat and a confidence, and you edit it before saving, up to 30 scans a day. Barcodes are looked up in Open Food Facts; for unknown ones, Ask AI reads the pack, searches the web or gives a labelled estimate.
Are calorie counter apps accurate?
They give estimates, not measurements. Database entries are averages, and a photo can't see hidden oil or the exact portion. That's fine for spotting patterns, as long as you can check and edit the numbers. Weighing food at home now and then helps you calibrate your eye. For medical questions, talk to a doctor or registered dietitian.
Does Doydum work in Turkish?
Yes. Doydum works in English and Turkish, and you can switch between them in Settings. AI answers, including photo estimates and Doy's insights, come back in the app's language. The food list covers 168 everyday foods, Turkish and international, from red lentil soup and lahmacun to oats and salmon.