Comparison

EVM Assessor vs Coverage Trackr

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

EVM Assessor

This tool allows designated assessors to download, complete, and submit questionnaires for vaccine management assessments at health facilities. It streamlines data collection and provides access to questionnaire scores. An EVM account is required to create assessments.

Highlights
  • Download assigned questionnaires
  • Collect data at health facilities
  • View questionnaire scores
  • Upload completed questionnaires
  • Requires EVM account for assessment creation
Features
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The data-collection tool for Effective Vaccine Management (EVM) assessments. EVM assessors can use this app to: - download questionnaires they have been assigned - collect questionnaire data at health facilities - view questionnaire scores - upload completed questionnaires To create an EVM assessment, you will need an EVM account. Once you have one, you can log in to the EVM website, complete the EVM setup and create assessments for your facilities. For instructions on how to create your EVM account, please visit the EVM website: https://extranet.who.int/evm2/web/Public For more guidance on how to use the EVM Assessor app to conduct health facility assessments: https://www.technet-21.org/en/hot-topics-items/380-supply-chain-and-logistics/evm2/15266-evm2

About

Coverage Trackr

Features
Read full description

Designed for field operations in hard-to-reach and low-connectivity areas, this mobile application enables efficient community surveys, enumeration, validation, and service delivery, all while working fully offline. Field workers can capture household and individual data during enumeration, validate collected information during verification visits, and seamlessly sync data online once an internet connection becomes available. The app ensures data integrity, continuity, and reliability even in the most remote environments. Key Features Offline-First Data Collection Conduct surveys, enumeration, and validation without internet access. Automatic Online Sync Securely sync all collected data when connectivity is restored. Household Mapping Add, view, and manage households directly on an interactive map during enumeration and validation. Validation & Verification Workflow Review and validate previously captured data to ensure accuracy and completeness. Service Delivery Tracking Support and track community services such as vaccination, outreach programs, and social interventions. Local Submission History Access a complete local history of all submissions for review and auditing, even offline. Designed for Remote Communities Optimized for low bandwidth, unstable networks, and field use. Who It’s For Government and NGO field officers Enumerators and survey teams Health workers and vaccination teams Development and humanitarian organizations This application helps teams collect reliable data, visualize households geographically, validate records, and deliver essential services, ensuring no community is left behind due to connectivity challenges.

Screenshots

EVM Assessor4 screens
Coverage Trackr4 screens

Verdict

The call

EVM Assessor and Coverage Trackr are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

EVM Assessor ships an update every 3 weeks, Coverage Trackr monthly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
EVM Assessor versus Coverage Trackr: the parameters behind the verdict, then further details
ParameterEVM AssessorCoverage Trackr
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size94 MB65 MB
Age rating4+17+
DeveloperWorld Health OrganizationTexis HQ

In-app purchases

None

EVM Assessor

No in-app purchases

None

Coverage Trackr

No in-app purchases

Questions

Is EVM Assessor free?
EVM Assessor is free to download, with no in-app purchases.
Is Coverage Trackr free?
Coverage Trackr is free to download, with no in-app purchases.
Do EVM Assessor or Coverage Trackr have ads?
Neither EVM Assessor nor Coverage Trackr shows ads.
Which is updated more often, EVM Assessor or Coverage Trackr?
EVM Assessor ships an update every 3 weeks, and Coverage Trackr monthly. Most recently, EVM Assessor was updated on November 7, 2026 and Coverage Trackr on October 31, 2026.

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