apt
apt-get
apt vs apt-get
apt and apt-get are both frontends to the same Debian/Ubuntu package management core, and most everyday operations are interchangeable. The difference is positioning: apt (since apt 1.0 in 2014) is a friendlier entry point designed for interactive use, while apt-get keeps its output and behavior stable for scripts. The community consensus: type apt in your terminal, write apt-get in your scripts.
Feature Comparison
| Feature | apt | apt-get |
|---|---|---|
| Positioning | Friendly frontend for interactive use | Stable interface for scripting |
| Upgrade semantics | upgrade may install new dependencies; full-upgrade may remove packages | upgrade never installs new packages; dist-upgrade resolves dependency changes |
| Query subcommands | apt list / show / search built in | Pairs with apt-cache and dpkg -l |
| Output stability | Human-oriented, format not guaranteed | Script-oriented, format stable long-term |
| History | Introduced with apt 1.0 in 2014, actively enhanced | Persisted since early versions, conservatively stable |
| Best for | Day-to-day administration | Automation and configuration management |
apt
Pros
- Better interactive experience: progress bars, colors, and install suggestions
- Handy subcommands built in: apt list --upgradable, apt show, apt edit-sources
- Shorter commands speed up daily maintenance
Cons
- Output format and behavior carry no backward-compatibility promise
- Upgrade semantics differ subtly from apt-get, confusing newcomers
- Not suitable for script output parsing
Best For
Administrators' daily interactive operations and quick lookups
apt-get
Pros
- Stable output and exit codes make it the reliable choice for scripts and CI
- Most complete: build-dep, changelog, and other low-level subcommands
- Combines with apt-cache and dpkg to cover every low-level scenario
Cons
- No progress bars or friendly hints; mediocre interactive experience
- Longer subcommand names slow down frequent operations
- upgrade vs dist-upgrade semantics are a classic footgun
Best For
Automation scripts, CI/CD, and configuration management
Verdict
Use apt interactively — progress bars, colored output, and handy subcommands like apt list/search/show make daily maintenance nicer. Use apt-get in scripts and CI: its output format and exit codes carry compatibility promises and won't break your parsing after an upgrade. Critically, never parse apt's output in scripts — it targets human readers and its format is not guaranteed.