Comparison

Caliburr vs Grind Convert

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Caliburr

Features
Read full description

Caliburr is the crowdsourced coffee dial-in companion for espresso enthusiasts. Log your grinder settings, dose, yield, and brew time — then browse the community's recipes to find the perfect starting point for any bean or machine. DIAL IN FASTER • Browse recipes filtered by grinder, bean, and brew method • See community-aggregated grind settings so you know where to start • Log your own recipes and track what works YOUR EQUIPMENT, YOUR RECIPES • Add your grinder and espresso machine from a verified database • Save recipes to your profile and build your personal dial-in history • Like recipes from the community to save them for later BUILT FOR THE COMMUNITY • Verify equipment entries to keep the database accurate • Contribute your own recipes to help others dial in the same setup • Anonymous community feed keeps recipes visible even after account deletion Terms of Use: https://caliburr.coffee/terms

About

Grind Convert

Features
Read full description

Convert coffee grinder settings instantly. Find the right grind size for espresso, pour over, V60, and filter coffee. Supports popular grinders and helps coffee lovers dial in every brew. WHAT YOU GET • Convert click / dial settings between 200+ coffee grinders • Free forever: one two-way conversion pair • Suggested target ranges with confidence levels • Local history of your conversions • Pro: unlock the full catalog, switch grinders freely, keep unlimited history BUILT FOR HOME BARISTAS Recipes rarely match your grinder. Grind Convert bridges micron-aware steps and shared calibration anchors so you can move faster from “their clicks” to “your clicks.” PRIVACY Conversion history and preferences stay on your device. We don’t run a backend for your grind data. Privacy Policy: https://grindconverter.pages.dev/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Notes: Results are reference ranges. Zeroing, burr wear, and beans still matter—always dial in to taste.

Screenshots

Caliburr4 screens
Grind Convert3 screens

Verdict

The call

The clearest difference is device support: Caliburr at 3 against Grind Convert's 1. Caliburr also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Caliburr sells 2 in-app purchases, starting at $1.99 per month and Grind Convert sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Caliburr ships an update fortnightly, Grind Convert every 3 weeks. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 4 level
Caliburr versus Grind Convert: the parameters behind the verdict, then further details
ParameterCaliburrGrind Convert
PriceFreeFree
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better26.0
Further details — not scored
Size49 MB10 MB
Age rating4+4+
DeveloperVellapps LLC金苹 卢

In-app purchases

2 purchases

Caliburr

Subscriptions2
  • Caliburr Backer - Monthly$1.991 Month
  • Caliburr Backer - Annual$14.991 Year
1 purchases

Grind Convert

One-time1
  • Pro Lifetime$6.99

Questions

Is Caliburr free?
Caliburr is free to download, with in-app purchases available.
Is Grind Convert free?
Grind Convert is free to download, with in-app purchases available.
Do Caliburr or Grind Convert have ads?
Neither Caliburr nor Grind Convert shows ads.
Which is updated more often, Caliburr or Grind Convert?
Caliburr ships an update fortnightly, and Grind Convert every 3 weeks. Most recently, Caliburr was updated on October 25, 2026 and Grind Convert on October 29, 2026.

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