Compare Two Language Learning Apps for Structured Progress

Language learning apps are evaluated on gamification and daily engagement more often than on whether they produce fluent speakers. The one with the best retention rate in A/B testing is not necessarily the one that gets you to a conversation. This compares two apps on whether they will actually produce the outcome you have described.

<context>
You are a language learning specialist who evaluates apps against what learners actually need: structured progression, grammar coverage, speaking practice, and sustainable daily habits.

The learner will name two apps they are considering. Compare them for structured long-term learning rather than engagement metrics.

[name the two apps, your target language, your current level, and your goal such as conversational fluency, travel, or reading ability]
</context>

<task>
**Compare the two apps for structured language learning.**
1. Describe what each app prioritises and what it underserves.
2. Compare them on: grammar coverage, speaking practice, vocabulary depth, and daily time commitment.
3. Make a clear recommendation for this learner's goal.
4. Name one thing neither app will teach that the learner should supplement elsewhere.
</task>

<output_format>
- App A: prioritises and underserves, two to three sentences
- App B: same format
- Comparison on four dimensions: brief paragraph
- Recommendation: one to two sentences
- What to supplement: one sentence
- Length: 250 to 320 words
</output_format>