Invoice Maker vs sked
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Invoice Maker
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Invoice Maker helps freelancers and small business owners create clean, professional invoices—quickly and privately. Built for real work Create invoices in minutes with a simple, focused workflow Works fully offline — no internet required No account or sign-up needed Professional invoice tools Client list with quick reuse Item & service catalog with prices Automatic invoice numbering Taxes, discounts, due dates, and notes Multiple invoice templates (A4 & Letter) Export high-quality PDF files Smart writing assistance (on-device) Helps organize pasted text into invoice fields Suggests item descriptions and payment notes Optional translation for invoice notes (Runs on your device. No cloud processing.) Privacy first All data is stored locally on your device. Your business information never leaves your phone. Important This app does not provide accounting, tax, or legal advice. It does not process payments. Designed for speed, clarity, and privacy.
sked
Easily share class schedules with student groups and see when blockmates are available. Quickly join or create groups, add class details, and check real-time availability without constant chat notifications.
- Join or start groups
- Add class details
- See real-time availability
- Configurable visibility
- Optional Pro subscription
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sked helps student groups share class schedules and see when blockmates are free. Join a group with a code from your GC, add your weekly class blocks, and check who's free right now — without pinging the chat. • Join or start a group in seconds • Add subjects, rooms, and class times • See who's free right now in your group • Choose full detail or busy/free visibility per group • Optional sked Pro (annual) — more groups and Pro group papers, with a 7-day trial Built for college blocks, thesis groups, orgs, and friends. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Invoice Maker at 13.0 against sked's 17.0. 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
Both are free to download. Invoice Maker sells 1 one-off in-app purchase and sked sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.
| Parameter | Invoice Maker | sked |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 31 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | 广州艾拉网络技术有限公司 | MARK RAPHAEL STO. DOMINGO |
In-app purchases
Invoice Maker
- Invoice Maker Pro$4.99
sked
- sked Pro7 Days trial$4.991 Year









