Comparison

Invoice Simple App vs CollectKindness

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

Head to head
About

Invoice Simple App

Create and send professional invoices and estimates quickly. Customize templates, add logos, and generate PDF documents with payment terms and receipts. Easily manage clients and apply discounts or taxes.

Highlights
  • Invoice and bill for products/services
  • Customize invoice templates and fields
  • Add company logo
  • Generate PDF invoices and estimates
  • Include payment terms and receipts
  • Apply discounts and taxes
  • Client management from contacts
Features
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Invoice Maker App is an easily customized Invoice app, automatically generate invoices from estimates with one tap. FEATURES: • Invoice and bill for product & service. • Customize your invoice template. • Customize invoice fields. • Customize your company logo. • Create a PDF invoice or estimate. • Sign your invoice. • Include invoice payment terms. • Generate receipts. • Discount on item or total, tax on item. • Quickly set up clients from your phone contact list. You can choose a weekly subscription or yearly subscription (3 days trial). – Payment will be charged to iTunes Account at confirmation of purchase (After free trial period if offered). – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy Policy: https://sites.google.com/view/invoice-maker-app-policy/ Terms of Use: https://sites.google.com/view/invoice-maker-app-terms/

About

CollectKindness

Features
Read full description

Charity Flow is your go-to mobile app for managing donation box collection and drop-off tasks. Designed for field workers, it ensures smooth coordination and effective tracking. For Field Workers: • Access assigned collection tasks and routes anytime. • Update task statuses as Picked, Not Picked, or No More with ease. • Notify donors automatically about the amount collected from their address. • Streamline the collection process with clear and efficient workflows. Why Choose Charity Flow? • Simplifies task management for field workers. • Enables real-time status updates for accuracy. • Builds trust with automated donor notifications. • Empowers charities to focus on what matters most—helping others.

Screenshots

Invoice Simple App4 screens
CollectKindness4 screens

Verdict

The call

The clearest difference is in-app purchases: CollectKindness at none against Invoice Simple App's 3. CollectKindness also leads on ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price 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. Invoice Simple App sells 3 in-app purchases, starting at $5.99 per 7 days. CollectKindness asks for nothing beyond the download.

UpkeepUpdate frequency

Invoice Simple App ships an update fortnightly, CollectKindness every 3 days. Both last shipped on November 8, 2026.

Scorecard4 real differences · 6 level
Invoice Simple App versus CollectKindness: the parameters behind the verdict, then further details
ParameterInvoice Simple AppCollectKindness
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyFortnightlyEvery 3 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size85 MB22 MB
Age rating4+17+
DeveloperCaprinix LLCKNARKZ SOLUTIONS LIMITED

In-app purchases

3 purchases

Invoice Simple App

Subscriptions2
  • Unlock all features per week$5.997 Days
  • Manage All Invoices Per Year3 Days trial$49.991 Year
One-time1
  • Auto-manage & dispatch invoice$69.99
None

CollectKindness

No in-app purchases

Questions

Is Invoice Simple App free?
Invoice Simple App is free to download, with in-app purchases available.
Is CollectKindness free?
CollectKindness is free to download, with no in-app purchases.
Do Invoice Simple App or CollectKindness have ads?
Invoice Simple App shows ads; CollectKindness does not.
Which is updated more often, Invoice Simple App or CollectKindness?
Invoice Simple App ships an update fortnightly, and CollectKindness every 3 days. Most recently, Invoice Simple App was updated on November 8, 2026 and CollectKindness on November 8, 2026.

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