Comparison

Simple Interceptor vs Calioo

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

Head to head
About

Simple Interceptor

Features
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Simple Interceptor = Postman + Charles, on your mobile device. Capture, inspect, and replay HTTP/HTTPS traffic — anywhere, anytime, without a desktop. Whether you're debugging an API on the go, reverse-engineering a third-party SDK, or verifying your app's network behavior in the field, Simple Interceptor gives you the power of professional desktop tools in a single mobile app. — CAPTURE & DECRYPT HTTPS TRAFFIC — • Real-time interception of all HTTP and HTTPS connections • Built-in MITM proxy with automatic CA certificate generation • View full request & response headers, bodies, and timing • Decode gzip, deflate, and Brotli compressed responses automatically • Filter by domain, HTTP method, status code, or full-text search • Domain whitelist/blacklist rules for focused capture sessions — BUILD & SEND REQUESTS (like Postman) — • Craft custom HTTP requests with any method, headers, and body • Import cURL commands directly — paste from docs, Slack, or terminal • Inspect full responses with syntax-highlighted body preview • Re-send captured traffic to reproduce or modify requests instantly • Request history with iCloud sync across all your devices — EXPORT & SHARE — • Convert any captured request to a ready-to-run cURL command • Copy headers, bodies, or full responses to clipboard • Share diagnostic logs for team collaboration — EXTRAS — • NFC tag reading and writing (text, URL, custom MIME) • Apple Sign-In with iCloud profile sync • Unified log viewer with source and severity filtering • Step-by-step certificate installation guide — WHO IS IT FOR? — • Mobile developers testing APIs without a laptop • QA engineers verifying network behavior on real devices • Security researchers analyzing HTTPS traffic • Backend developers debugging webhooks and callbacks • Anyone who needs Charles or Postman while working on a mobile device No Mac required. No USB cable. No complicated setup. Just install, tap Capture, and start inspecting. Privacy first — your traffic data stays on your device unless you choose to sync via iCloud.

About

Calioo

This minimalist tool allows you to easily track repetitive events like habits, medication, or chores with a simple double-tap. Visualize your progress with a clear history overview and ensure your data's privacy with local storage and optional cloud sync.

Highlights
  • Instant double-tap logging
  • Clear history visualization
  • Local data storage
  • Cloud sync (iCloud/Google Drive)
  • App Lock for privacy
  • Minimalist interface
Features
Read full description

Double-tap to log & track your moments. Calioo is a minimalist tool designed specifically for tracking the repetitive events that matter to you. Whether it is daily habit tracking, medication logs, household chores, or simple frequency counting, Calioo handles it with ease. Say goodbye to complicated workflows and get back to the essence of tracking. 【Key Features】 Instant Interaction: Double-Tap to Log Forget about complex menus. Simply double-tap on the calendar interface to mark an event instantly. Tracking has never been this smooth. Clear History Overview Want to see how you've done over the past few weeks? Just scroll up or down to view all your logged marks clearly. Visualize your consistency at a glance. Data Ownership & Security Your data is stored locally on your device by default. We respect your data sovereignty—no external server uploads, just total control in your hands. Seamless Cloud Sync Switching phones or using multiple devices? No problem. Calioo supports one-click synchronization to your personal cloud storage (iCloud / Google Drive) for effortless data consistency across all your devices. Privacy Protection Keep your records safe with the built-in App Lock feature. Add an extra layer of security to your private logs so only you have access. Download Calioo now and make every record count! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Simple Interceptor4 screens
Calioo4 screens

Verdict

The call

The clearest difference is price: Calioo at Free against Simple Interceptor's $0.99. Calioo also leads on update cadence (every 6 days vs every 2 weeks) and iOS requirement (15.6 vs 18.5). Simple Interceptor's advantage is in-app purchases (none vs 4). On 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

Calioo is free to download; Simple Interceptor costs $0.99 up front. Calioo sells 4 in-app purchases, starting at $0.99 per month. Simple Interceptor asks for nothing beyond the download.

UpkeepUpdate frequency

Simple Interceptor ships an update every 2 weeks, Calioo every 6 days. The most recent releases landed on September 23, 2026 and June 30, 2026 respectively.

Scorecard4 real differences · 5 level
Simple Interceptor versus Calioo: the parameters behind the verdict, then further details
ParameterSimple InterceptorCalioo
Price$0.99Free — better
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeksEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, MaciPhone, iPad, iPod — better
Requires iOS18.515.6 — better
Further details — not scored
Size12 MB36 MB
Age rating4+4+
DeveloperJie TianShaanxi Sijin Network Technology Co., Ltd

In-app purchases

None

Simple Interceptor

No in-app purchases

4 purchases

Calioo

Subscriptions3
  • Monthly$0.991 Month
  • Pro · 3 Months$1.993 Months
  • Pro · 12 Months14 Days trial$6.991 Year
One-time1
  • Pro · Lifetime$19.99

Questions

Is Simple Interceptor free?
Simple Interceptor costs $0.99, with no in-app purchases.
Is Calioo free?
Calioo is free to download, with in-app purchases available.
Do Simple Interceptor or Calioo have ads?
Neither Simple Interceptor nor Calioo shows ads.
Which is updated more often, Simple Interceptor or Calioo?
Simple Interceptor ships an update every 2 weeks, and Calioo every 6 days. Most recently, Simple Interceptor was updated on September 23, 2026 and Calioo on June 30, 2026.

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