The phrase "a simplistic application" is correct and usable in written English.
It can be used to describe an application that is overly simple or lacking in complexity, often implying that it does not adequately address the needs of users.
Example: "While the software is user-friendly, it ultimately serves as a simplistic application that fails to meet the demands of advanced users."
Alternatives: "a basic application" or "a rudimentary application".
There is indeed a risk that overly simplistic application of guidelines may result in less sophisticated management.
Our digital memories are threatened by archival hubris, technical misdirection, and simplistic application of rules to protect privacy rights.
It is in general associated with paternalism and with simplistic application of theory, but neither of these is characteristic of engineering.
Our approach may be more robust than the simplistic application of genetic toxicology testing of either whole smoke or of cigarette smoke condensate.
A single level of ideal or safe occupancy suitable for all situations is a simplistic interpretation and application of the underlying science [ 12].
Another example would be application of a simplistic analytical model to provide the basic inputs, such as determining the type of signaling system, or developing train schedule, followed by more extensive and detailed analysis in commercial rail simulation tools.
In that study, misalignment may have been observed because students had a simplistic view of the functions of the applications.
Some applications of positive psychology have degenerated into a simplistic agenda to learn to think positive thoughts.
They rely instead on a dubious application of the psychological principle of loss aversion and a simplistic political categorization model, among other speculative arguments, each of which is unconvincing.
The results demonstrate a simplistic method for conversion of the saw dust to high quality, fluorescent, cellulosic precursors that can find novel applications in the manufacturing, biomedical and pharmaceutical industries.
