SIDT vs SpamGuard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SIDT
This tool allows developers to debug and analyze HTTP requests. It supports various HTTP methods, header and parameter editing, and multiple encoding options. View responses in different formats, search results, and exchange data via QR code or Multipeer Connectivity.
- POST/GET/PUT/DELETE/HEAD method support
- Header and parameter editing
- Base64, MD5, SHA, CRC encoding
- Response data display (Web/Text/JSON)
- Data exchange via QR code/Multipeer Connectivity
- Safari Share Extension integration
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A Developer HTTP Request Debug Analyse Tool. - POST/GET/PUT/DELETE/HEAD Method support - Header, Parameter edit - Base64, MD5, SHA, CRC encoding - Timeout Setting - Response Data display in Web/Text/JSON format mode - Search Bar in Fire Result - JSON formatted display - Sent Request info - Status info - Response Cast Time - Data List edit/search - Data Exchange by Multipeer Connectivity and QR code - Directly add Data in Safari Share Extension - Search SIDT data in Spotlight - Also offer SIDT on macOS
SpamGuard
This app blocks unwanted SMS messages, including scams and phishing attempts, using on-device AI. It supports 33 languages and offers custom filtering rules to protect your privacy by keeping messages on your phone.
- On-device AI spam filtering
- Privacy-first message processing
- Brand-impersonation detection
- Supports 33 languages
- Custom keyword and sender rules
- Multi-category message sorting
- Defeats common evasion tricks
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Filter SMS spam, smishing, and brand-impersonation scams in 33 languages — on-device by default. No account needed. SpamGuard runs Apple's Message Filter Extension to catch spam, scams, and phishing the moment they arrive. No setup, no waiting, no servers. WHY SPAMGUARD - On-device AI that filters spam in milliseconds - Privacy-first: your messages never leave your device by default - Brand-impersonation detector: catches "Apple ID alert at apple-id-secure.xyz" - 33-language coverage with locale-aware keyword packs - Custom keyword and sender rules for full control - Multi-category sorting: spam, scam, promotion, transaction - Confidence-based filtering to minimize false positives DEFEATS EVASION TRICKS - Catches leetspeak: fr33b3t, g00gle, paypa1 - Strips zero-width and invisible characters scammers hide in URLs - Detects punycode and lookalike domains: paypa1.com, аpple.com (Cyrillic а) - Sees through RTL-override and percent-encoding obfuscation - Reverses fragmented keywords like "f.r.e.e.b.e.t" 33 LANGUAGES, ONE FILTER SpamGuard recognizes the language of each incoming message and applies a curated keyword pack — from English, Spanish, Portuguese, French, German, Italian, Dutch, Turkish, Polish, Russian, Arabic, Hebrew, Persian, Hindi, Bengali, Indonesian, Malay, Vietnamese, Thai, Tagalog, Japanese, Korean, simplified and traditional Chinese, Greek, Czech, Romanian, Hungarian, Swedish, Danish, Norwegian, Finnish, and Ukrainian. HOW IT WORKS SpamGuard integrates directly with the Messages app through Apple's Message Filter Extension. When a text arrives from an unknown sender, SpamGuard's AI analyzes it instantly on your device and moves spam to the junk folder automatically. No action needed. AI-POWERED DETECTION - Machine learning model trained on thousands of real spam messages - Detects lottery scams, package delivery fraud, crypto schemes, and phishing links - Burst-rate tracker flags unknown senders messaging at campaign frequency - Confidence-based filtering minimizes false positives and protects real messages CUSTOM RULES - Create your own block and allow lists - Filter by keyword, sender, phone number, or pattern - Priority-based rule processing — your rules always come first LEARNS FROM YOU Tap "mark as spam" or "not spam" on any filtered message and SpamGuard biases future verdicts from the same sender accordingly. Your feedback never leaves your device. PRO PACK - Unlimited custom rules - Smart multi-category message sorting - Category customization and mapping - Time-based filtering schedules - Priority support GET STARTED 1. Download and enable SpamGuard in Settings > Messages > Unknown & Spam 2. Spam filtering starts automatically — no setup required 3. Fine-tune with custom rules anytime in the app PRIVACY FIRST SpamGuard processes messages locally using on-device machine learning. Sender feedback and burst-rate tracking use SHA256-hashed identifiers and never leave your device. Privacy is not a feature. It is a right. Terms of Use: https://audioartai.com/terms Privacy Policy: https://audioartai.com/privacy Support: https://audioartai.com/support/
Screenshots
Verdict
The clearest difference is review sentiment: SpamGuard at 100% against SIDT's 0%. SpamGuard also leads on rating (5.0 vs 4.0). SIDT's advantage is in-app purchases (none vs 5) and update cadence (every 2 weeks vs every 4 months). On price, ratings volume, 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
Both are free to download. SpamGuard sells 5 in-app purchases, starting at $3.00 per month. SIDT asks for nothing beyond the download.
SpamGuard holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 0% of SIDT's written reviews are positive against 100% of SpamGuard's.
SIDT ships an update every 2 weeks, SpamGuard every 4 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | SIDT | SpamGuard |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 2 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 14 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | 旭 赵 | Furkan ERKORKMAZ |
Customer experience
SIDT
SpamGuard
In-app purchases
SIDT
No in-app purchases
SpamGuard
- Pro Pack Monthly$3.001 Month
- Pro Pack Supporter$1.00
- Pro Pack Supporter Plus$3.00
- Pro Pack Supporter Premium$5.00
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- Pro Pack Supporter Ultimate$10.00









