SimpleUX vs Anvil
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimpleUX
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SimpleUX is an app for moderated user testing - nothing more, nothing less. You set up a test, record it and collect those valuable, qualitative UX test insights all in one place - without the huge costs. The philosophy behind SimpleUX: It shouldn’t be complicated or expensive to do moderated testing with people. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Anvil
A native toolkit for developers on macOS, iPhone, and iPad that streamlines everyday formatting, encoding, conversion, and inspection tasks. It supports a wide range of data types and formats, offering a focused and fast interface for common development workflows.
- JSON formatting and validation
- Base64, URL, and HTML entity encoding/decoding
- Timestamp and number base conversion
- JWT decoding and payload inspection
- UUID, ULID, and QR code generation
- String analysis and data cleaning
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Anvil is a native developer toolkit for macOS, iPhone, and iPad, built to make everyday formatting, encoding, conversion, and inspection tasks faster. Work with JSON, Base64, URLs, timestamps, JWTs, UUIDs, hashes, regular expressions, strings, SQL, CSV, YAML, QR codes, and more from one focused app. Instead of jumping between web utilities, Anvil keeps common developer workflows close at hand in a fast, native interface. Use Anvil to: Format, validate, repair, and inspect JSON. Encode and decode Base64, URLs, HTML entities, and escaped strings. Convert timestamps, number bases, CSV, YAML, and other structured data. Decode JWTs and inspect token payloads. Generate UUIDs, ULIDs, QR codes, hashes, sample text, and formatted code. Analyze strings, compare text, and clean up data while building or debugging. Anvil is designed for developers who want practical tools without clutter. Whether you are debugging an API response, preparing test data, checking a token, formatting a query, or converting values during development, Anvil gives you a polished native workspace for the small tasks that happen all day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms and Conditions: https://anvilmac.com/terms Privacy Policy: https://anvilmac.com/privacy
Screenshots
Verdict
The clearest difference is update cadence: Anvil at every 5 days against SimpleUX's every 3 weeks. SimpleUX's advantage is iOS requirement (17.0 vs 26.0). 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. SimpleUX sells 6 in-app purchases, starting at $3.99 per month and Anvil sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
SimpleUX ships an update every 3 weeks, Anvil every 5 days. Both last shipped on October 31, 2026.
| Parameter | SimpleUX | Anvil |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 30 MB | 96 MB |
| Age rating | 17+ | 9+ |
| Developer | SimpleUX | Alex Javier Rivas Martinez |
In-app purchases
SimpleUX
- iPad Monthly plan$3.991 Month
- Desktop Monthly plan$6.991 Month
- Bundle Monthly plan$9.991 Month
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- iPad Annual plan7 Days trial$19.991 Year
- Desktop Annual plan$39.991 Year
- Bundle Annual plan$59.991 Year
Anvil
- Anvil Pro Monthly7 Days trial$3.991 Month
- Anvil Pro Yearly$37.991 Year
- Anvil Pro Lifetime$79.99









