Purpose conjunctions answer the question what for?. They introduce an intended goal rather than a cause or a consequence. Unlike causal conjunctions (which point backward to the reason), purpose conjunctions point forward to the aim — and in Spanish, they always take the subjunctive.
Para que: so that
Para que is the most common purpose conjunction. It means so that or in order that.
Te lo explico para que entiendas.
I'm explaining it to you so that you understand.
Note the difference between para (preposition) and para que (conjunction). Use para + infinitive when the subject of both clauses is the same, and para que + subjunctive when the subjects are different.
Estudio para aprender.
I study (in order) to learn.
Te lo repito para que aprendas.
I'm repeating it so that you learn.
In the first, I study and I learn — same subject, so you use the infinitive. In the second, I repeat it and you learn — different subjects, so you need para que plus subjunctive.
A fin de que: in order that
A fin de que is a more formal equivalent of para que. It's common in written Spanish, legal documents, academic essays, and formal speeches.
Les enviamos los documentos a fin de que los revisen.
We're sending you the documents so that you can review them.
Se tomaron precauciones a fin de que nadie saliera lastimado.
Precautions were taken so that no one would get hurt.
Like para que, it always takes the subjunctive.
Con el objeto de que and con el fin de que
Both con el objeto de que and con el fin de que are formal variants meaning with the aim of, so that. You'll encounter them primarily in writing and institutional language.
El gobierno aprobó la ley con el objeto de que haya más transparencia.
The government passed the law so that there would be more transparency.
De modo que / de manera que: with purpose meaning
The phrases de modo que and de manera que have two uses. When they express purpose (so that), they take the subjunctive:
Habla de modo que todos te entiendan.
Speak in such a way that everyone understands you.
When they express result (so, therefore), they take the indicative. See the Result page for that use. This mood contrast is the clearest way to tell the two meanings apart.
Why always subjunctive?
Purpose clauses describe an intended outcome — something that is not yet a fact at the moment of the main action. Since the goal is still in the realm of intention rather than reality, Spanish marks it with the subjunctive. This is one of the most predictable subjunctive rules in the entire language.
Cerré la puerta para que no entrara el frío.
I closed the door so that the cold wouldn't come in.
Notice that even when the main verb is in the past, the purpose clause stays in the subjunctive — just in the past subjunctive (entrara) to match the tense of the main clause.
Summary
| Conjunction | Meaning | Register | Mood |
|---|---|---|---|
| para que | so that | neutral | subjunctive |
| a fin de que | in order that | formal | subjunctive |
| con el objeto de que | with the aim that | formal | subjunctive |
| con el fin de que | with the aim that | formal | subjunctive |
| de modo/manera que | so that (purpose) | neutral | subjunctive |
Common mistakes
❌ Estudio para que paso el examen.
Wrong: para que always requires the subjunctive.
✅ Estudio para que pase el examen.
Correct: pase (subjunctive) after para que.
❌ Hago esto para que yo aprendo.
Wrong: when the subject is the same, use para + infinitive instead.
✅ Hago esto para aprender.
Correct: para + infinitive when the subject is the same.
❌ Llamo para que vienes.
Wrong: para que takes the subjunctive, not the indicative.
✅ Llamo para que vengas.
Correct: vengas (subjunctive) after para que.
For the contrast with cause, see Causal: Porque, Como, Ya que. For the result meanings of de modo que and así que, see Result: Así que, Por eso, De modo que.
Related Topics
- Causal: Porque, Como, Ya queA2 — How to express cause and reason in Spanish with porque, como, ya que, puesto que, and pues.
- Result: Así que, Por eso, De modo queB1 — How to express consequence and result in Spanish with así que, por eso, por lo tanto, and de modo/manera que.
- Conditional: Si, A menos queB1 — How to build conditional clauses with si, a menos que, con tal de que, and other condition conjunctions.