François Hünten was a major competitor to Czerny in the production of accessible pedagogical and salon music. These variations showcase typical early Romantic textures intended to improve facility through patterned figurations.
Ensure that the alberti-bass accompaniment in the left hand remains balanced and does not overpower the melodic theme.
Comparable difficulty and character — good candidates for what to learn next.
2 Airs variés (Op.77) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 5.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 2 Airs variés (Op.77) lasts about 5 minutes.
2 Airs variés (Op.77) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Au Gré des Ondes by François Hünten, The Entertainer by Scott Joplin, Bach-anh-114 by Johann Sebastian Bach — see the full similar-pieces list on this page.