Procurement
SaaS renewal uplift forecaster
Most vendors push 5-15% annual price uplifts at renewal. Enter your current cost, vendor's proposed uplift, and any seat changes, see the new annual cost and the negotiation gap.
When this calculator helps
- Preparing for renewal negotiations with the vendor's account manager.
- Showing finance the budget exposure 60-90 days before renewal.
- Comparing the renewal cost against the cost of switching to an alternative.
When to look elsewhere
- Multi-year contracts already locked into a fixed escalator.
- Tools on truly usage-based pricing where 'seats' isn't the lever.
Worked example
An ops team is on a $6,000 per month contract for 40 seats (which works out to $150 per seat per month). The vendor wants an 8 percent price uplift and the team plans to add 10 seats. New per-seat: $150 times 1.08, or $162. New monthly: $162 times 50, or $8,100. New annual: $97,200, compared to current annual of $72,000. Annual increase: $25,200. Blended uplift: 35 percent.
That 35 percent blended number is the headline to take to the vendor. Most reps will quickly negotiate the price uplift down to 3 to 5 percent if asked early; the seat-count growth alone would have justified a discount. Re-running with a 4 percent uplift and the same 50 seats: new annual $93,600, increase $21,600, blended 30 percent. Worth a single 30-minute call.
How this calculator works
The model isolates two compounding effects: the per-seat price uplift the vendor is proposing, and any change in seat count. The new per-seat price is the current effective per-seat (current monthly divided by current seats) times one plus the uplift percentage. New monthly is that new per-seat times the new seat count. The "blended uplift" output shows the total annual cost change as a percentage of the original annual cost.
Blended uplift is what finance cares about, because it includes both pricing and growth. A 10 percent vendor uplift plus a 20 percent seat increase produces roughly a 32 percent blended number, not 30 percent (the multiplication compounds). This is the figure to put in the CFO update; the headline vendor uplift alone understates the budget impact when seat counts are changing.
Frequently asked questions
What's a normal vendor uplift?
Without negotiation: 5-12% per year is typical, 15-25% on consumption tools or when the vendor knows you're locked in. With negotiation: most teams get 0-5% if they ask early.
When should I start the renewal conversation?
90 days before renewal for SMB tools, 120-180 days for enterprise. The vendor's quota cycle is your friend, most reps will give the best discount at quarter-end.