Comparison

i vs Fast Simple Invoice Maker

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

Head to head
About

i

Features
Read full description

Enregistrer le contenu de votre carte à puce pour l'utiliser dans tout le système Apple. Cette application permet entre autres de s'authentifier avec une carte à puce en NFC ou en USB-C sur tous les sites supportant l'authentification client. Fonctionnalités: - Supporte un grand nombre de cartes à puce faites pour l'authentification - Un manager intégré qui permet de vérifier l’état et le contenu de la carte en NFC, USB-C, Bluetooth ou Lightning. Plus d'informations sur www.idopte.com

About

Fast Simple Invoice Maker

Features
Read full description

Create polished invoices quickly—without needing an account. Fast Simple Invoice Maker keeps everyday invoicing simple, private, and available offline. CREATE AND SEND • Save clients and reuse their details • Add line items, taxes, discounts, notes, and payment terms • Choose professional invoice styles • Export print-ready PDFs • Share through Messages, WhatsApp, email, or Files OPTIONAL ONLINE INVOICES When you want an online workflow, sign in with Apple and publish selected invoices as private web links. Your client can open the link without creating an account. Use the secure web portal to review the invoices you chose to publish, and revoke a link whenever needed. OPTIONAL CARD PAYMENTS Connect your own Stripe account to offer secure card payment for the real-world goods or services on your invoice. Payment status and receipts stay connected to the invoice. Stripe is never required for creating, exporting, or sharing invoices. BUILT FOR REAL WORK • Continue creating, editing, saving, and exporting invoices offline • Keep local invoices on your device unless you explicitly publish them • Generate receipts for paid invoices • Use recurring invoice tools for repeat work • Work with supported currencies and invoice languages Fast Simple Invoice Maker helps freelancers, contractors, consultants, and small businesses move from finished work to a professional invoice—with fewer steps. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

i4 screens
Fast Simple Invoice Maker4 screens

Verdict

The call

The clearest difference is in-app purchases: i at none against Fast Simple Invoice Maker's 4. Fast Simple Invoice Maker's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (18.2 vs 26.0). 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. Fast Simple Invoice Maker sells 4 one-off in-app purchases. i asks for nothing beyond the download.

UpkeepUpdate frequency

i ships an update every 6 weeks, Fast Simple Invoice Maker fortnightly. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 3 level
i versus Fast Simple Invoice Maker: the parameters behind the verdict, then further details
ParameteriFast Simple Invoice Maker
PriceFreeFree
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.2 — better
Further details — not scored
Size68 MB11 MB
Age rating17+4+
DeveloperIdopteEric Savoie

In-app purchases

None

i

No in-app purchases

4 purchases

Fast Simple Invoice Maker

One-time4
  • Midnight Theme$0.49
  • Forest Theme$0.49
  • Warm Paper Theme$0.49
Show 1 more
  • Theme - Ocean$0.49

Questions

Is i free?
i is free to download, with no in-app purchases.
Is Fast Simple Invoice Maker free?
Fast Simple Invoice Maker is free to download, with in-app purchases available.
Do i or Fast Simple Invoice Maker have ads?
Neither i nor Fast Simple Invoice Maker shows ads.
Which is updated more often, i or Fast Simple Invoice Maker?
i ships an update every 6 weeks, and Fast Simple Invoice Maker fortnightly. Most recently, i was updated on October 16, 2026 and Fast Simple Invoice Maker on October 9, 2026.

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