Disk Graph vs Tag Shark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Disk Graph
Analyze your device's storage to identify large files and identify items not accessed recently. This utility helps you reclaim disk space by showing what's taking up the most room. Access directories directly through the Files app.
- Inspect disk usage
- Find large files
- Identify old files
- Reclaim disk space
- File access via Files app
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Inspect your disk and find the files that occupy the most space or that haven’t been modified in a long time. Only directories reachable in the Files app can be opened.
Tag Shark
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Scan it. Save it. Tap it. Share it. Your all‑in‑one barcode and NFC utility for iPhone and Apple Watch. This app gives you super‑fast tools for scanning barcodes, storing them in any format, reading and writing NFC tags, and even turning business cards into digital contacts. Everything You Need for Barcodes * Scan all major formats: QR, Code 128, Aztec, Data Matrix, PDF417 and more * Save unlimited barcodes with custom labels * Paste barcode images straight from the clipboard * send barcode images from other apps to be stored * Add barcodes manually when you don’t have the physical card Business Cards Made Simple * Scan a card → get a clean QR code instantly * Import a contact from the phone to create a QR code * Import scanned contact details directly into your phone * Keep digital business cards ready to share anytime NFC Toolkit * Read NFC tags and store their data as scannable barcodes * Convert NFC data into QR codes * Write NFC tags from any stored QR code, including links, call and SMS Apple Watch Ready * Your selected barcodes are always with you — just raise your wrist.
Screenshots
Verdict
The clearest difference is price: Tag Shark at $0.99 against Disk Graph's $5.99. Disk Graph's advantage is iOS requirement (17.0 vs 26.0). On update cadence, 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
Disk Graph costs $5.99 and Tag Shark $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Disk Graph ships an update every 3 months, Tag Shark every 2 months. The most recent releases landed on September 30, 2026 and September 24, 2026 respectively.
| Parameter | Disk Graph | Tag Shark |
|---|---|---|
| Price | $5.99 | $0.99 — better |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 74.5% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Apple Watch |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 8 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Nicolas Kick | Schimera Pty Ltd |
In-app purchases
Disk Graph
No in-app purchases
Tag Shark
No in-app purchases
Questions
Is Disk Graph free?
Is Tag Shark free?
Do Disk Graph or Tag Shark have ads?
Which is updated more often, Disk Graph or Tag Shark?
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