CAT Manager vs ParentsPlus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CAT Manager
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The CAT Manager helps managers and consultants critically appraise the trustworthiness of scientific studies published in academic journals. Research findings are also reported on TV, in newspapers and in magazines, but those sources often provide too limited information to critically appraise their trustworthiness. In most cases, managers’ questions are about cause and effect, such as: - Does A work? - Does A have an effect on B? - If I do A will B come out? For this reason, the CAT Manager determines only a study’s trustworthiness regarding cause and effect questions. The trustworthiness of a study is first determined by its methodological appropriateness: is the way the study is designed the best way to answer the study’s research question? To determine a study’s methodological appropriateness the CAT manager will ask 2 to 6 questions, which will take you about 5 to 10 minutes to answer. In addition, a study’s trustworthiness is also determined by its methodological quality: What are its strengths and weaknesses? For practical reasons the number of appraisal questions is limited to four, which will take you about 15 to 30 minutes to answer. From a practical point of view these four questions cover the most important aspects that determine the methodological quality. However, from an academic point of view these four questions may be too limited.
ParentsPlus
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Parents Plus is a program that helps parents of preschool children with language impairment learn how to support their children’s language development. The program consists of learning sessions that are provided via this app and personalized coaching from a speech language pathologist. Parents Plus is currently being tested as part of a research study and is not yet available to the public.
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Verdict
The clearest difference is update cadence: ParentsPlus at monthly against CAT Manager's every 4 months. CAT Manager's advantage is iOS requirement (8.0 vs 14.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CAT Manager ships an update every 4 months, ParentsPlus monthly. The most recent releases landed on September 28, 2026 and September 23, 2026 respectively.
| Parameter | CAT Manager | ParentsPlus |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 4 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Center for Evidence-Based Management | ORBIS, Inc |
In-app purchases
CAT Manager
No in-app purchases
ParentsPlus
No in-app purchases
Questions
Is CAT Manager free?
Is ParentsPlus free?
Do CAT Manager or ParentsPlus have ads?
Which is updated more often, CAT Manager or ParentsPlus?
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