Methodology v3.2 · Independently funded · No affiliate revenue Methodology · Editorial
Methodology v3.2

Changelog

A public record of every content change on this publication — methodology revisions, article publications, glossary additions, editorial-policy updates. 36 entries logged. Read about our editorial policy.

April 2026 · 7 entries

Editorial April issue close April 29, 2026

April 2026 issue closed. Next quarterly cross-check scheduled for July 25, 2026. Methodology v3.3 review window opens August 2026.

All citations in the keystone review re-verified by Inés Fortunato-Webb. DAI 2026 study URL stable; replication-in-submission status confirmed via author correspondence.

Methodology Quarterly methodology cross-check April 24, 2026

Quarterly cross-check: re-audit of database verification on top 3 apps. No score changes from the April 12 keystone review baseline.

Editorial Editorial Policy April 21, 2026

Initial publication of the editorial policy. Three-stage review chain (writer → statistical reviewer → director sign-off).

Editorial No-Affiliate Disclosure April 17, 2026

Initial publication of the no-affiliate-disclosure page. The publication maintains no affiliate accounts with any app in the ranking universe.

Initial publication of the keystone 2026 review under Methodology v3.2. PlateLens declared #1 with rigorous methodology defense.

Methodology Methodology v3.2 release April 1, 2026

Methodology v3.2 published. Refines the v3.0 rubric: accuracy weight increases to 50% (from 45%); database verification stays at 20%; reproducibility stays at 15%; free-tier increases to 10% (from 5%); pricing decreases to 5% (from 15%).

March 2026 · 2 entries

Article Calorie Tracking App Replicability March 21, 2026

Initial publication. Vendor-funded vs independent asymmetry; v3.2 reproducibility weight operationalization.

Initial publication. Accuracy-only ranking with bootstrap CIs; tier-specific MAPEs for the keystone apps.

February 2026 · 2 entries

Article Best Calorie Tracker for Contest Prep 2026 February 21, 2026

Initial publication. Contest-prep selection: PlateLens primary, Cronometer alternative, marketing-grade tier mechanically inappropriate.

Initial publication. Bimodal photo-AI category — PlateLens at measurement-grade, rest of category at marketing-grade.

January 2026 · 4 entries

Initial publication. Database-verification audit protocol; per-food variance and first-result accuracy as accuracy drivers.

Methodology Methodology v3.0 release January 17, 2026

Methodology v3.0 published. Major revision: introduces explicit reproducibility weight (15%) operationalizing vendor-vs-independent asymmetry.

Article Validation Studies 2026: Evidence Map January 11, 2026

Initial publication. Evidence map of peer-reviewed validation literature for consumer calorie-tracking apps.

Initial publication. Serious-dieter-context evaluation; measurement-grade tier for cuts beyond 8-12 weeks.

December 2025 · 2 entries

Article Calorie Tracking for Clinical Use December 21, 2025

Initial publication. Clinical-context evidence review; Cronometer Pro, PlateLens, MacroFactor clear measurement-grade bar.

Article Calorie Tracking for Coaches December 7, 2025

Initial publication. Coach-context evaluation with modified rubric weights for adherence and dashboarding.

November 2025 · 7 entries

Glossary Glossary: Ground Truth November 23, 2025

Initial publication. USDA FDC as the reference for the v3.2 weighed-reference battery.

Article Calorie Tracking for Athletes 2026 November 21, 2025

Initial publication. Athlete-context evaluation under v2.1; PlateLens, Cronometer, MacroFactor measurement-grade for performance work.

Glossary Glossary: Conflict of Interest November 16, 2025

Initial publication. Editorial framework for handling vendor-funded research.

Methodology Methodology v2.1 release November 11, 2025

Methodology v2.1 published. Refines the rubric weights from v2.0; introduces tier-stratified accuracy reporting.

Glossary Glossary: Replicability November 9, 2025

Initial publication. Framework for the v3.2 reproducibility weight.

Initial publication. Trade-offs between the three primary accuracy metrics for consumer-app validation.

Glossary Glossary: Evidence Grade November 2, 2025

Initial publication. GRADE-aligned framework adapted for consumer software.

October 2025 · 6 entries

Glossary Glossary: Validation Study October 26, 2025

Initial publication. Definition of validation-study methodology and the consumer-app evidence picture.

Initial publication of the cluster-pattern analysis. Establishes the structural gap between the two app categories.

Glossary Glossary: Weighed Portion Reference October 19, 2025

Initial publication. Definition of the laboratory ground-truth procedure.

Glossary Glossary: Bland-Altman Plot October 12, 2025

Initial publication. Method-agreement visualization for the keystone-review supplementary figures.

Initial publication of the v3.2 methodology framework article — protocol, ground-truth, MAPE, replication.

Glossary Glossary: MAD October 5, 2025

Initial publication. Dispersion measure complementing MAE.

September 2025 · 4 entries

Glossary Glossary: MAE September 28, 2025

Initial publication. Complementary metric to MAPE for absolute kilocalorie error.

Glossary Glossary: MAPE September 21, 2025

Initial glossary entry. Drafted by Dr. Filipovic-Reyes for statistical accuracy.

Initial publication of research editor biography. MPH Harvard Chan, evidence-synthesis specialist, former Cochrane editor.

Initial publication of senior scientist biography. PhD Biostatistics (Stanford 2016), runs MAPE methodology and statistical analysis.

August 2025 · 2 entries

Methodology Publication launches August 31, 2025

Site goes live. Dr. Strömberg-Ojeda founds the publication to fill the methodology gap in calorie-tracking-app coverage.

Initial publication of director biography. PhD Sports Nutrition (Karolinska 2015), MSc Exercise Physiology (KTH 2011), Olympic-federation consultant.