Comparison

Tapkey vs ColorPlate

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

Head to head
About

Tapkey

Transform your smartphone into a secure digital key for various access points like doors, garages, and cars. Easily manage and grant access to others, and monitor locking activities with high security standards.

Highlights
  • Smartphone as secure key
  • Grant and revoke access
  • Track locking activities
  • NFC and Bluetooth access
  • Register locking devices
  • NFC transponder programming
Features
Read full description

Tapkey turns your smartphone into a super-secure key. Combined with Tapkey-enabled locking devices, the app allows you to open entrance doors, shared office spaces, lockers, garage doors and cars with your smartphone. In addition, you can grant access to others and track locking activities. Access management has never been that easy! FEATURES - Secure sign-on: with your Google Account or Tapkey ID - Register locking devices: with the app - Easy access management: grant and remove access at any time - Keyring: all access authorizations at a glance - Open smart locks: use NFC and/or Bluetooth—no internet connection required - Use NFC transponders: as alternative access medium that can directly be programmed with NFC-enabled smartphones - Check locking activities: in the access log of the Tapkey app - High security standards: comparable to online banking with strong cryptography and firmware updates directly via your smartphone LOCKING DEVICES Tapkey-enabled products can be ordered at https://shop.tapkey.com, Amazon or our partner's dealer network. SUBSCRIPTIONS “Let’s keep it simple” is our motto. That’s why all user packages include the entire range of features. They only differ in the amount of Smartphone Users. These are users with active access permissions for smartphones. You may buy additional NFC Tags, Cards and Stickers any time. User Packages - 25 Smartphone Users - 100 Smartphone Users - 250 Smartphone Users User packages are valid for 1 year and will be renewed automatically, unless the auto-renew function is turned off at least 24 hours before the end of the current period. Your account will be charged within 24 hours prior to the end of the current period. The payment will be processed via your iTunes Account. Please refer to your iTunes account settings to manage your subscriptions and how to turn off auto-renewal. Terms and Conditions: https://tapkey.com/en/terms-conditions/

About

ColorPlate

Features
Read full description

ColorPlate transforms everyday meals into a visual archive of color. Take a photo of your food and watch it become a unique ColorPlate — a ribbon of colors that reflects what you eat. Over time, ColorPlate helps you discover patterns, uncover missing colors, and build a richer food spectrum. FEATURES • Turn meal photos into color ribbons • Build a personal color archive • Track your Rainbow Score • Discover missing food colors • Unlock new colors over time • Build daily streaks • Explore your food spectrum • Generate beautiful shareable artworks • Use ColorPlate AI or your own Personal AI NOT A CALORIE TRACKER ColorPlate focuses on visual diversity rather than calories, macros, or dieting. A YEAR IN COLOR Your meals become a living collection of colors, memories, and discoveries. Archive the colors you eat.

Screenshots

Tapkey4 screens
ColorPlate4 screens

Verdict

The call

The clearest difference is in-app purchases: ColorPlate at none against Tapkey's 10. ColorPlate also leads on update cadence (every 3 days vs every 2 months). Tapkey's advantage is iOS requirement (15.6 vs 18.1). On price, ads and device support 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. Tapkey sells 10 in-app purchases, starting at $3.99 per month. ColorPlate asks for nothing beyond the download.

UpkeepUpdate frequency

Tapkey ships an update every 2 months, ColorPlate every 3 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Tapkey versus ColorPlate: the parameters behind the verdict, then further details
ParameterTapkeyColorPlate
PriceFreeFree
Rating1.6 (5 ratings) — better—
Positive reviews26.8% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.6 — better18.1
Further details — not scored
Size86 MB14 MB
Age rating4+17+
DeveloperTapkeyYao Guo

In-app purchases

10 purchases

Tapkey

Subscriptions10
  • 10 Smartphone Users$3.991 Month
  • 25 Smartphone Users$7.991 Month
  • 50 Smartphone Users$14.991 Month
Show 7 more
  • 100 Smartphone Users$29.991 Month
  • 150 Smartphone Users$44.991 Month
  • 200 Smartphone Users$59.991 Month
  • 250 Smartphone Users$74.991 Month
  • 25 Smartphone Users$96.991 Year
  • 100 Smartphone Users$349.991 Year
  • 250 Smartphone Users$899.991 Year
None

ColorPlate

No in-app purchases

Questions

Is Tapkey free?
Tapkey is free to download, with in-app purchases available.
Is ColorPlate free?
ColorPlate is free to download, with no in-app purchases.
Do Tapkey or ColorPlate have ads?
Neither Tapkey nor ColorPlate shows ads.
Which is updated more often, Tapkey or ColorPlate?
Tapkey ships an update every 2 months, and ColorPlate every 3 days. Most recently, Tapkey was updated on October 20, 2026 and ColorPlate on October 25, 2026.

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