Comparison

Numero CallTime vs Slicker App

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

Head to head
About

Numero CallTime

This app helps manage fundraising campaigns by providing contact information, interaction history, and communication tools. It allows users to easily call, text, or email contacts, log interactions, and track progress on tasks and lists.

Highlights
  • Manage fundraising campaigns
  • Access real-time contact information
  • Log calls, notes, and contact details
  • Track progress on lists and tasks
  • One-click text and email templates
  • Search entire Donor CRM
Features
Read full description

Campaign fundraising from anywhere with Numero CallTime. All the latest information for your contacts at your fingertips, built for easy team coordination no matter where they might be. Use your Numero CallTime app to: - CallTime on YOUR Time - Work through calltime lists to easily call, text, or email contacts, whether it's during scheduled calltime or that spare few minutes between meetings. Use one-click text and email templates to follow up immediately. - Always Have the Most Current Information - View interaction and contribution history for your contacts, updated in real time. - Never Forget a Detail - Automatically log calls, add notes, and edit contact information for your contacts at the time it happens. - Track Your Progress - See your progress through your lists and tasks, as you mark calls as complete. - Access All Contacts - Search for any contact in your Numero Donor CRM, regardless of whether they were assigned on a calltime list, to bring the power of your Donor CRM to your fingertips.

About

Slicker App

Features
Read full description

Slicker – Learn. Certify. Earn. Turn your skills into income with Slicker, the competitive app that connects you to real-world work opportunities across sports, delivery, and more. Get Certified – Complete quick in-app certifications tailored to different services. Go Live – Unlock gigs instantly once certified. Earn More – The better you perform, the more you earn—no limits. Flexible Work – Choose when and where you want to work. Track Progress – View your earnings in real time, collect badges, and climb leaderboards. Why Slicker? Slicker is built for people who want to take control of their income. Whether you’re looking to work in sports, deliveries, or upcoming supported services, Slicker helps you: Learn new skills fast Prove your expertise with certifications Access trusted gigs and start earning right away Key Features Certification Programs: Bite-sized lessons + instant verification Gig Marketplace: Work opportunities across multiple industries Live Earnings Tracker: Know exactly what you’re making Performance Rewards: Compete, rank up, and unlock bonuses Partner Network: Work with verified businesses and organizations Who Can Join? Students Part-time workers Sports enthusiasts Delivery experts Anyone ready to learn and earn! With Slicker, your effort decides your income. The more you put in, the more you take home.

Screenshots

Numero CallTime4 screens
Slicker App4 screens

Verdict

The call

The clearest difference is update cadence: Slicker App at weekly against Numero CallTime's every 4 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Numero CallTime ships an update every 4 months, Slicker App weekly. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

Scorecard1 real difference · 9 level
Numero CallTime versus Slicker App: the parameters behind the verdict, then further details
ParameterNumero CallTimeSlicker App
PriceFreeFree
Rating5.0 (16 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings16 — better—
Update frequencyEvery 4 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS16.415.1 — better
Further details — not scored
Size63 MB26 MB
Age rating4+4+
DeveloperNUMERO, INC.TECHIEBUTLER TECHNOLOGIES PRIVATE LIMITED

In-app purchases

None

Numero CallTime

No in-app purchases

None

Slicker App

No in-app purchases

Questions

Is Numero CallTime free?
Numero CallTime is free to download, with no in-app purchases.
Is Slicker App free?
Slicker App is free to download, with no in-app purchases.
Do Numero CallTime or Slicker App have ads?
Neither Numero CallTime nor Slicker App shows ads.
Which is updated more often, Numero CallTime or Slicker App?
Numero CallTime ships an update every 4 months, and Slicker App weekly. Most recently, Numero CallTime was updated on October 5, 2026 and Slicker App on October 1, 2026.

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