Corrected 21 September 2026: an earlier version of this article misdescribed the competitor’s logging features. See the note at the end.
Most "alternative to X" articles are hatchet jobs written by whoever is selling Y. So let's start somewhere unusual: Cronometer is excellent, and if micronutrients are why you track, you should probably keep using it.
If you track because of a micronutrient concern, stay with Cronometer — around 84–95 nutrients from lab-verified USDA and NCCDB data, and no real equivalent exists. It also logs by voice and Siri now, on the paid Gold tier. Switch if what you want is coaching rather than a diary: a voice-first coaching app trades micronutrient depth for an editable estimate, a read-aloud answer, and pattern detection across weeks. One question decides it: in the last month, did you actually open the micronutrient screen?
That's not a rhetorical setup. It's the actual conclusion for a meaningful share of people reading this. The useful question isn't whether Cronometer is good — it demonstrably is — but whether the thing it's optimised for is the thing you need.
#What Cronometer is genuinely best at
Cronometer has been the reference point for precision nutrition tracking since 2011, and it earned that position on substance.
- Micronutrient depth nothing else matches. Around 84 nutrients on the free tier and up to roughly 95 on Gold — vitamins, minerals, amino acids, fatty acid profiles. Most mainstream apps track between five and fifteen.
- Verified data, not crowdsourced guesses. The database draws primarily on the USDA and the Nutrition Coordinating Center Food and Nutrient Database, laboratory-analysed rather than user-submitted. Anyone who has fought with duplicate, wrong entries in a crowdsourced database knows what this is worth.
- A free tier that's actually a product. Unlimited logging with full micronutrient breakdowns, no paywall on the core function. That's rare and it deserves saying.
- Credibility. A 4.8-star App Store rating across more than 89,000 ratings, and use in peer-reviewed nutrition research as an accepted dietary assessment method.
#When you should just stay with Cronometer
Stay if any of these describe you:
- You're investigating or managing a specific deficiency — iron, B12, vitamin D, calcium — where the actual numbers change what you do.
- You're on a restrictive diet (vegan, elimination, medically directed) where micronutrient adequacy is a real risk rather than a theoretical one.
- You're working with a dietitian who wants detailed data.
- You cook most of what you eat from recognisable ingredients, so database entries actually match your food.
- You enjoy the data. This is a completely legitimate reason and people are oddly embarrassed about it.
In all of those cases, precision is the product. Switching to something faster means switching to something that answers a question you're not asking.
#The one thing it isn't built for
Coaching — and, until recently, speed. In April 2026 Cronometer added Voice Logging with Siri: describe the meal, and it's matched against the verified database for you to review. It also added photo logging and an in-app assistant called Crono Coach. All three sit on the paid Gold tier. So the speed gap has narrowed for paying users; on the free tier, logging is still database search.
But the consequence is real. To log accurately you have to find the right entry among hundreds of thousands, specify a quantity, and often break a composite meal into components. For a home-cooked meal from known ingredients, fine. For a burrito from the place near work, you're now making a series of guesses inside an interface designed for certainty.
That's the failure mode people actually leave over: not that the app is bad, but that the friction quietly turns into skipped entries, and skipped entries turn into an abandoned habit. A perfect log of four days a week is a worse dataset than a rough log of seven.
The best nutrition data isn't the most detailed. It's the data you're still collecting in six weeks.
#What a voice-first alternative does differently
The trade is explicit and worth stating plainly.
Instead of searching, you describe: "chicken burrito with rice, beans and guac, and a large flat white." An estimate comes back in around five seconds — calories, protein, carbs, fat. You can edit anything, and if you know exact numbers you can just say them.
What you give up is micronutrient detail. Rekkon tracks calories and macros, not zinc and selenium. If your reason for tracking is a nutrient deficiency, that's disqualifying and you should stop reading. If your reason is body composition or general awareness, it's a trade most people would take.
What you gain is a log that survives contact with real life — restaurant meals, other people's cooking, the snack you had standing up. Those are the entries that go missing from precise trackers, and they're rarely the small ones.
Logging that takes five seconds.
Describe the meal out loud and get calories and macros back. No database, no barcode, no twelve-field entry form.
Try Rekkon free#The honest comparison
- Micronutrients: Cronometer, decisively. Around 84–95 nutrients versus macros only.
- Data verification: Cronometer. Lab-analysed USDA and NCCDB entries are the gold standard for a consumer app.
- Speed per meal: Close, if you pay for Gold — Cronometer's voice logging matches your words to database entries you review; Rekkon returns an editable estimate. On Cronometer's free tier it's still database search, and voice-first wins clearly.
- Eating out and unfamiliar food: Estimation over matching. Cronometer's voice log still resolves to a database entry, and no verified entry corresponds to the kitchen you're sitting in; an estimate from your description is honest about that.
- Free option: Cronometer. Its free tier is genuinely functional, not a trial.
- Coaching and pattern detection: Cronometer's Crono Coach (Gold) answers questions about your diary; Rekkon's coaching is built around your actual day and the patterns across weeks, and reads answers aloud. Different depth, different emphasis — try both.
#How to decide in one question
Look at your last month of logs and ask: did I open the micronutrient screen?
If yes, and it changed something you did, stay. You're using the thing the app is for.
If no — if you've been paying the friction cost of a precision tool while only ever looking at calories and protein — you've been buying something you don't use. That's the switch worth making, and the reason isn't that Cronometer is bad. It's that you're using a laboratory instrument to answer a question that needed a rough measure.
#Or run both
There's no rule that says one app. A workable pattern: log daily in whatever is fastest so the habit holds, then run Cronometer properly for a week or two when you want a real micronutrient picture — before a blood test, after a big diet change, or when you're troubleshooting fatigue.
You get the adherence of a low-friction tool and the depth of a precise one, in the situations where each actually earns its cost.
#Common questions
What is the best Cronometer alternative?
It depends on why you're leaving. If you want the same micronutrient depth with a different interface, there isn't a real equivalent — Cronometer is genuinely the leader there, and its Gold tier now includes voice logging. If you're leaving because you want coaching rather than a diary, or because you don't want to pay for Gold to get voice, a voice-first coaching app answers a different question at the cost of micronutrient detail. Be clear about which problem you're solving before you switch.
Is Cronometer worth paying for?
Cronometer's free tier is unusually good — unlimited logging with full micronutrient breakdowns, using lab-verified data. Gold costs around US$50 a year, though the exact figure varies by region and whether you subscribe through the App Store or the web, and it mostly adds analysis and convenience features on top. If you're not using the micronutrient data, you probably don't need the paid tier and may not need the app.
Why does Cronometer take so long to log a meal?
On the free tier, it's a consequence of the design: Cronometer is built around a verified database of hundreds of thousands of foods, and precision requires you to specify which entry and how much. Since April 2026, Gold subscribers can log by voice or Siri — you describe the meal and Cronometer matches it to database entries for review — which removes most of the searching. If you're on the free tier, that's the trade-off you're feeling.
Does Cronometer track micronutrients better than other apps?
Yes, and it isn't close. Cronometer tracks in the region of 84 nutrients on the free tier and up to around 95 on Gold, against the five to fifteen most mainstream apps cover. It holds a 4.8-star App Store rating across more than 89,000 ratings. If micronutrients are the reason you track, no alternative matches it and you should probably stay.
Can I use both?
Plenty of people do, and it's a reasonable setup. Use a fast tool for daily logging to keep the habit intact, and run Cronometer for a week when you want a detailed micronutrient picture — before a blood test, or when you change your diet substantially. The two apps answer different questions and there's no rule saying you only get one.