| 16 Products | Aug 2025 | Aug 2026 | Change |
| Propercorn Sweet & Salty Popcorn (30g) | £3.33 | £3.34 | + £0.01 0.3% increase |
| | £0.90 | £0.90 | £0.00 No change |
| | £0.90 | £1.00 | + £0.10 5.6% increase |
| | £1.05 | £1.05 | £0.00 3.2% increase |
| | £1.00 | £1.00 | £0.00 3.1% increase |
| | £0.95 | £0.95 | £0.00 2.1% increase |
| | £1.10 | £1.10 | £0.00 2% increase |
| | £1.00 | £1.00 | £0.00 1% increase |
| | £22.35 | £22.35 | £0.00 0.3% increase |
| | £0.69 | £0.69 | £0.00 0.3% increase |
| Propercorn Salted Caramel Popcorn (90g) | £2.17 | £2.17 | £0.00 No change |
| | £1.58 | £1.58 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £5.72 | £5.72 | £0.00 No change |
| Propercorn Sweet & Salty Popcorn Sharing Bag (90g) | £1.75 | £1.90 | + £0.15 8.6% increase |
| | £1.58 | £1.50 | - £0.08 -5.1% decrease |
| | £2.00 | £2.10 | + £0.10 0.6% increase |
| | £2.10 | £2.10 | £0.00 0.5% increase |
| | £1.83 | £2.00 | + £0.17 2.7% increase |
| | £1.35 | £2.00 | + £0.65 9.6% increase |
| | £1.75 | £2.10 | + £0.35 11.3% increase |
| | £2.00 | £2.00 | £0.00 9.4% increase |
| | £1.39 | £1.39 | £0.00 8.6% increase |
| Propercorn Sweet & Salty Popcorn Multipack (14g) | £1.82 | £1.82 | £0.00 No change |
| | £1.58 | £1.57 | - £0.01 -0.6% decrease |
| | £2.00 | £2.10 | + £0.10 2.8% increase |
| | £2.00 | £2.10 | + £0.10 3.2% increase |
| | £2.00 | £2.00 | £0.00 2.1% increase |
| | £1.50 | £1.50 | £0.00 1.6% increase |
| | £1.88 | £1.75 | - £0.13 0.5% decrease |
| | £1.75 | £1.75 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn Sharing Bag (70g) | £1.65 | £1.99 | + £0.34 20.6% increase |
| | £1.58 | £1.50 | - £0.08 -5.1% decrease |
| | £2.00 | £2.10 | + £0.10 0.6% increase |
| | £2.10 | £2.10 | £0.00 0.5% increase |
| | £1.83 | £2.00 | + £0.17 2.7% increase |
| | £0.27 | £2.10 | + £1.83 25.6% increase |
| | £1.75 | £2.10 | + £0.35 24.5% increase |
| | £2.00 | £2.00 | £0.00 20.6% increase |
| Propercorn Caramelised Biscuit Popcorn (90g) | £1.56 | £1.56 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.60 | £1.60 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn Multipack (10g) | £1.87 | £1.84 | - £0.03 -1.6% decrease |
| | £1.58 | £1.57 | - £0.01 -0.6% decrease |
| | £2.00 | £2.10 | + £0.10 2.8% increase |
| | £2.00 | £2.10 | + £0.10 3.2% increase |
| | £2.00 | £2.00 | £0.00 2.1% increase |
| | £1.88 | £1.75 | - £0.13 0.5% decrease |
| | £1.75 | £1.50 | - £0.25 -1.6% decrease |
| Propercorn Salted Microwave Popcorn 3x3x70g (70g) | £2.10 | £2.03 | - £0.07 -3.3% decrease |
| | £1.82 | £1.82 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.18 | £1.75 | - £0.43 -5.2% decrease |
| | £2.50 | £2.50 | £0.00 -4.1% increase |
| | £1.59 | £1.59 | £0.00 -3.3% increase |
| Propercorn Perfectly Sweet Popcorn (90g) | £1.54 | £1.54 | £0.00 No change |
| | £1.59 | £1.59 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn (20g) | £0.93 | £0.93 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
