Comparison

Alfredo Backer vs UNC Well Aware

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

Head to head
About

Alfredo Backer

Features
Read full description

Este é o aplicativo do Externato Alfredo Backer Desenvolvido para apresentar aos alunos, pais e responsáveis diversas funcionalidades, tais como: • As avaliações e faltas do ano ou semestre atual e passados, com envio de notificações e push quando as avaliações forem liberadas ou alteradas pela Instituição ou pelo professor. • Consulta financeira das parcelas atuais e vencidas, com a possibilidade de cópia da linha digitável para pagamento do boleto no aplicativo do banco de sua preferência. • Consulta do horário, sala e professor das disciplinas matriculadas, com possibilidade de adicionar lembrete do dia da aula. Envio de notificação caso tenha alteração de horário e sala. • Consulta Pedagógica com a possibilidade de filtrar por período da ocorrência. Envio de notificação no caso de nova informação pedagógica (ocorrências). • Consulta de Eventos com a possibilidade de adicionar lembretes de eventos futuros.

About

UNC Well Aware

This app empowers well owners to test their water for lead, microbial, and arsenic contamination using at-home kits. It utilizes machine learning and color analysis to interpret test results and provides connections to local resources for further action.

Highlights
  • At-home water testing
  • Lead, microbe, and arsenic detection
  • AI-powered result analysis
  • Connect to local resources
  • Water test history
  • Citizen science participation
Features
Read full description

The Well Aware App gives well users the tools to confidently test their water for lead, microbial, and Arsenic contamination. This innovative at-home microbe and lead testing platform was developed for use with well water. Using our machine learning and color analysis algorithms, the app can read and explain results from a lead testing strip, microbe (E. coli) test kit, and arsenic test kit. Features: -No registration required -By default, all data remains private and only on your phone -Scan lead test strips and microbe test kit to get results in a format that’s easy to understand -Get connected to local resources for additional testing and treatment -Participate in a voluntary Citizen Science campaign to help improve water quality testing across the United States -Water test history -Complete instructions for test kits Important Notice Regarding Test Kit Recommendations: This app is meant for use only with the Lamotte Lead Testing strip and the Aquagenx Compartment Bag Test. These tests are not available for individual purchase from the manufacturer. However, we are able to send users individual test kits thanks to our partnerships with the manufacturers. Developed through a partnership between researchers at UNC Chapel Hill and CrossComm, Inc.

Screenshots

Alfredo Backer4 screens
UNC Well Aware4 screens

Verdict

The call

The clearest difference is update cadence: UNC Well Aware at fortnightly against Alfredo Backer's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Alfredo Backer ships an update every 8 months, UNC Well Aware fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard1 real difference · 8 level
Alfredo Backer versus UNC Well Aware: the parameters behind the verdict, then further details
ParameterAlfredo BackerUNC Well Aware
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 8 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size55 MB26 MB
Age rating4+4+
DeveloperExternato Alfredo Backer LtdaUniversity of North Carolina at Chapel Hill

In-app purchases

None

Alfredo Backer

No in-app purchases

None

UNC Well Aware

No in-app purchases

Questions

Is Alfredo Backer free?
Alfredo Backer is free to download, with no in-app purchases.
Is UNC Well Aware free?
UNC Well Aware is free to download, with no in-app purchases.
Do Alfredo Backer or UNC Well Aware have ads?
Neither Alfredo Backer nor UNC Well Aware shows ads.
Which is updated more often, Alfredo Backer or UNC Well Aware?
Alfredo Backer ships an update every 8 months, and UNC Well Aware fortnightly. Most recently, Alfredo Backer was updated on November 2, 2026 and UNC Well Aware on November 3, 2026.

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