Present — what is happening now, and what happens habitually
| yo | transformoI transform | nosotros | transformamoswe transform |
| tú | transformasyou transform | vosotros | transformáisyou all transform |
| él/ella/Ud. | transformahe/she transforms | ellos/Uds. | transformanthey transform |
Present perfect — have —ed; a past still touching now. Spain: today, this week. Latin America: mostly the indefinido instead
| yo | he transformadoI have transformed | nosotros | hemos transformadowe have transformed |
| tú | has transformadoyou have transformed | vosotros | habéis transformadoyou all have transformed |
| él/ella/Ud. | ha transformadohe/she has transformed | ellos/Uds. | han transformadothey have transformed |
Present subjunctive — after que with wishes, doubt, emotion, ojalá
| yo | transforme(that) I transform | nosotros | transformemos(that) we transform |
| tú | transformes(that) you transform | vosotros | transforméis(that) you all transform |
| él/ella/Ud. | transforme(that) he/she transforms | ellos/Uds. | transformen(that) they transform |
Present perfect subjunctive — have —ed, under doubt or emotion: no creo que haya venido
| yo | haya transformado(that) I have transformed | nosotros | hayamos transformado(that) we have transformed |
| tú | hayas transformado(that) you have transformed | vosotros | hayáis transformado(that) you all have transformed |
| él/ella/Ud. | haya transformado(that) he/she has transformed | ellos/Uds. | hayan transformado(that) they have transformed |
Preterite — a finished past action — it started, it ended
| yo | transforméI transformed | nosotros | transformamoswe transformed |
| tú | transformasteyou transformed | vosotros | transformasteisyou all transformed |
| él/ella/Ud. | transformóhe/she transformed | ellos/Uds. | transformaronthey transformed |
Imperfect — used to / was —ing; background, habits, descriptions
| yo | transformabaI used to transform | nosotros | transformábamoswe used to transform |
| tú | transformabasyou used to transform | vosotros | transformabaisyou all used to transform |
| él/ella/Ud. | transformabahe/she used to transform | ellos/Uds. | transformabanthey used to transform |
Past perfect — had —ed; further back than another past event
| yo | había transformadoI had transformed | nosotros | habíamos transformadowe had transformed |
| tú | habías transformadoyou had transformed | vosotros | habíais transformadoyou all had transformed |
| él/ella/Ud. | había transformadohe/she had transformed | ellos/Uds. | habían transformadothey had transformed |
Imperfect subjunctive — si clauses and past-tense wishes: si tuviera, quería que fuera
| yo | transformara(that) I transformed | nosotros | transformáramos(that) we transformed |
| tú | transformaras(that) you transformed | vosotros | transformarais(that) you all transformed |
| él/ella/Ud. | transformara(that) he/she transformed | ellos/Uds. | transformaran(that) they transformed |
Imperfect subjunctive — the same tense, second form; commoner in Spain and in writing
| yo | transformase(that) I transformed | nosotros | transformásemos(that) we transformed |
| tú | transformases(that) you transformed | vosotros | transformaseis(that) you all transformed |
| él/ella/Ud. | transformase(that) he/she transformed | ellos/Uds. | transformasen(that) they transformed |
Past perfect subjunctive — had —ed, hypothetically: si hubiera sabido
| yo | hubiera transformado(that) I had transformed | nosotros | hubiéramos transformado(that) we had transformed |
| tú | hubieras transformado(that) you had transformed | vosotros | hubierais transformado(that) you all had transformed |
| él/ella/Ud. | hubiera transformado(that) he/she had transformed | ellos/Uds. | hubieran transformado(that) they had transformed |
Preterite perfect — had —ed, immediately before; literary, all but extinct
| yo | hube transformadoI had transformed | nosotros | hubimos transformadowe had transformed |
| tú | hubiste transformadoyou had transformed | vosotros | hubisteis transformadoyou all had transformed |
| él/ella/Ud. | hubo transformadohe/she had transformed | ellos/Uds. | hubieron transformadothey had transformed |
Future — will — (spoken Spanish often prefers voy a + infinitivo)
| yo | transformaréI will transform | nosotros | transformaremoswe will transform |
| tú | transformarásyou will transform | vosotros | transformaréisyou all will transform |
| él/ella/Ud. | transformaráhe/she will transform | ellos/Uds. | transformaránthey will transform |
Conditional — would —; also softens a request into politeness
| yo | transformaríaI would transform | nosotros | transformaríamoswe would transform |
| tú | transformaríasyou would transform | vosotros | transformaríaisyou all would transform |
| él/ella/Ud. | transformaríahe/she would transform | ellos/Uds. | transformaríanthey would transform |
Future perfect — will have —ed; done by some future point
| yo | habré transformadoI will have transformed | nosotros | habremos transformadowe will have transformed |
| tú | habrás transformadoyou will have transformed | vosotros | habréis transformadoyou all will have transformed |
| él/ella/Ud. | habrá transformadohe/she will have transformed | ellos/Uds. | habrán transformadothey will have transformed |
Conditional perfect — would have —ed; the road not taken
| yo | habría transformadoI would have transformed | nosotros | habríamos transformadowe would have transformed |
| tú | habrías transformadoyou would have transformed | vosotros | habríais transformadoyou all would have transformed |
| él/ella/Ud. | habría transformadohe/she would have transformed | ellos/Uds. | habrían transformadothey would have transformed |
Future subjunctive — legal and proverbial only: adonde fueres, haz lo que vieres
| yo | transformare(should) I transform | nosotros | transformáremos(should) we transform |
| tú | transformares(should) you transform | vosotros | transformareis(should) you all transform |
| él/ella/Ud. | transformare(should) he/she transform | ellos/Uds. | transformaren(should) they transform |
Imperative (do it) — orders and requests; there is no yo form
| yo | — | nosotros | transformemoslet's transform |
| tú | transformatransform! | vosotros | transformadtransform! |
| él/ella/Ud. | transformetransform! | ellos/Uds. | transformentransform! |
Imperative (don't) — no + subjunctive — never the affirmative form with no in front
| yo | — | nosotros | no transformemoslet's not transform |
| tú | no transformesdon't transform | vosotros | no transforméisdon't transform |
| él/ella/Ud. | no transformedon't transform | ellos/Uds. | no transformendon't transform |

I — the speaker
| Presente | transformoI transform |
| Perfecto | he transformadoI have transformed |
| Subj. presente | transforme(that) I transform |
| Subj. perfecto | haya transformado(that) I have transformed |
| Futuro | transformaréI will transform |
| Condicional | transformaríaI would transform |
| Fut. perfecto | habré transformadoI will have transformed |
| Cond. perfecto | habría transformadoI would have transformed |
| Subj. futuro | transformare(should) I transform |
| Indefinido | transforméI transformed |
| Imperfecto | transformabaI used to transform |
| Pluscuamp. | había transformadoI had transformed |
| Subj. imperf. | transformara(that) I transformed |
| Subj. -se | transformase(that) I transformed |
| Subj. pluscuamp. | hubiera transformado(that) I had transformed |
| Pret. anterior | hube transformadoI had transformed |
| Imperativo | — |
| Imper. negativo | — |
we — the speaker plus others
| Presente | transformamoswe transform |
| Perfecto | hemos transformadowe have transformed |
| Subj. presente | transformemos(that) we transform |
| Subj. perfecto | hayamos transformado(that) we have transformed |
| Futuro | transformaremoswe will transform |
| Condicional | transformaríamoswe would transform |
| Fut. perfecto | habremos transformadowe will have transformed |
| Cond. perfecto | habríamos transformadowe would have transformed |
| Subj. futuro | transformáremos(should) we transform |
| Indefinido | transformamoswe transformed |
| Imperfecto | transformábamoswe used to transform |
| Pluscuamp. | habíamos transformadowe had transformed |
| Subj. imperf. | transformáramos(that) we transformed |
| Subj. -se | transformásemos(that) we transformed |
| Subj. pluscuamp. | hubiéramos transformado(that) we had transformed |
| Pret. anterior | hubimos transformadowe had transformed |
| Imperativo | transformemoslet's transform |
| Imper. negativo | no transformemoslet's not transform |
you (informal) — one person you are familiar with
| Presente | transformasyou transform |
| Perfecto | has transformadoyou have transformed |
| Subj. presente | transformes(that) you transform |
| Subj. perfecto | hayas transformado(that) you have transformed |
| Futuro | transformarásyou will transform |
| Condicional | transformaríasyou would transform |
| Fut. perfecto | habrás transformadoyou will have transformed |
| Cond. perfecto | habrías transformadoyou would have transformed |
| Subj. futuro | transformares(should) you transform |
| Indefinido | transformasteyou transformed |
| Imperfecto | transformabasyou used to transform |
| Pluscuamp. | habías transformadoyou had transformed |
| Subj. imperf. | transformaras(that) you transformed |
| Subj. -se | transformases(that) you transformed |
| Subj. pluscuamp. | hubieras transformado(that) you had transformed |
| Pret. anterior | hubiste transformadoyou had transformed |
| Imperativo | transformatransform! |
| Imper. negativo | no transformesdon't transform |
you all — informal plural, Spain only
| Presente | transformáisyou all transform |
| Perfecto | habéis transformadoyou all have transformed |
| Subj. presente | transforméis(that) you all transform |
| Subj. perfecto | hayáis transformado(that) you all have transformed |
| Futuro | transformaréisyou all will transform |
| Condicional | transformaríaisyou all would transform |
| Fut. perfecto | habréis transformadoyou all will have transformed |
| Cond. perfecto | habríais transformadoyou all would have transformed |
| Subj. futuro | transformareis(should) you all transform |
| Indefinido | transformasteisyou all transformed |
| Imperfecto | transformabaisyou all used to transform |
| Pluscuamp. | habíais transformadoyou all had transformed |
| Subj. imperf. | transformarais(that) you all transformed |
| Subj. -se | transformaseis(that) you all transformed |
| Subj. pluscuamp. | hubierais transformado(that) you all had transformed |
| Pret. anterior | hubisteis transformadoyou all had transformed |
| Imperativo | transformadtransform! |
| Imper. negativo | no transforméisdon't transform |
he, she, you (formal) — one other person — formal you shares it
| Presente | transformahe/she transforms |
| Perfecto | ha transformadohe/she has transformed |
| Subj. presente | transforme(that) he/she transforms |
| Subj. perfecto | haya transformado(that) he/she has transformed |
| Futuro | transformaráhe/she will transform |
| Condicional | transformaríahe/she would transform |
| Fut. perfecto | habrá transformadohe/she will have transformed |
| Cond. perfecto | habría transformadohe/she would have transformed |
| Subj. futuro | transformare(should) he/she transform |
| Indefinido | transformóhe/she transformed |
| Imperfecto | transformabahe/she used to transform |
| Pluscuamp. | había transformadohe/she had transformed |
| Subj. imperf. | transformara(that) he/she transformed |
| Subj. -se | transformase(that) he/she transformed |
| Subj. pluscuamp. | hubiera transformado(that) he/she had transformed |
| Pret. anterior | hubo transformadohe/she had transformed |
| Imperativo | transformetransform! |
| Imper. negativo | no transformedon't transform |
they, you all — several others — plural you shares it
| Presente | transformanthey transform |
| Perfecto | han transformadothey have transformed |
| Subj. presente | transformen(that) they transform |
| Subj. perfecto | hayan transformado(that) they have transformed |
| Futuro | transformaránthey will transform |
| Condicional | transformaríanthey would transform |
| Fut. perfecto | habrán transformadothey will have transformed |
| Cond. perfecto | habrían transformadothey would have transformed |
| Subj. futuro | transformaren(should) they transform |
| Indefinido | transformaronthey transformed |
| Imperfecto | transformabanthey used to transform |
| Pluscuamp. | habían transformadothey had transformed |
| Subj. imperf. | transformaran(that) they transformed |
| Subj. -se | transformasen(that) they transformed |
| Subj. pluscuamp. | hubieran transformado(that) they had transformed |
| Pret. anterior | hubieron transformadothey had transformed |
| Imperativo | transformentransform! |
| Imper. negativo | no transformendon't transform |
