Comparison

Developer Tools vs OpenCone

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

Head to head
About

Developer Tools

This app consolidates over 30 essential developer utilities into a single, offline application. It provides tools for formatting, encoding, decoding, generating data, and testing code snippets without needing an internet connection. Enjoy a privacy-first approach with a one-time purchase and extensive customization options.

Highlights
  • Over 30 offline developer tools
  • JSON formatter and converter
  • Base64 encoder/decoder
  • Fake data generator
  • Regular expression evaluator
  • REST API client
  • Customizable themes and highlighting
Features
Read full description

Exabox puts over 30 essential developer utilities in a single offline app. Stop searching for random websites every time you need to format JSON, decode Base64, generate dummy data, or test a regular expression. AVAILABLE TOOLS: • Backslash Escaper/Unescaper • Base64 Encoder/Decoder • Color Formats Converter • Cookie Builder • Cookie Parser • Date & Time Parser • Fake Data Generator • Hash Generator • Hexadecimal Encoder/Decoder • HTML Escaper/Unescaper • JSON Formatter • JSON/YAML/TOML/GSON Converter • JWT Token Parser • Math Expression Evaluator • Number Base Converter • QR Code Generator • Regular Expression Evaluator • REST API Client • Text Comparator • Text Inspector • Text Transformer • Timezone Comparator • URL Builder • URL Encoder/Decoder • URL Parser • UUID Parser & Generator BENEFITS: • Works 100% offline - your data stays on your device • Privacy-first approach with no data collection • One-time purchase, no subscriptions • 60+ app themes and 90+ code highlighting options • Instant tool search functionality Get all your dev tools in one secure, professional workspace.

About

OpenCone

This app transforms your iPhone or iPad into a powerful RAG system. It allows you to import various document types for on-device extraction, embedding, and semantic search. Connect to your OpenAI and Pinecone accounts to build a private knowledge base for real-time, citation-backed answers.

Highlights
  • Multi-format document import (PDF, DOCX, TXT, code, etc.)
  • On-device OCR for image text recognition
  • Semantic search with streaming answers
  • Real-time citations and metadata filtering
  • Support for GPT-5 and other advanced models
  • Secure credential management in Keychain
Features
Read full description

Transform your iPhone and iPad into a self-contained RAG powerhouse. Import PDFs, Word docs, code, images, and text into a secure sandbox - extraction, embedding, and semantic search happen with zero lock-in. Point the app at your OpenAI and Pinecone credentials for a private knowledge base that streams grounded, citation-backed answers in real time. COMPLETE DOCUMENT PIPELINE • Multi-format extraction: PDF, DOCX, TXT, HTML, Markdown, JSON, CSV, and code • Apple Vision OCR for on-device image text recognition • MIME-aware chunking with configurable size and overlap • Security-scoped bookmarks preserve file access across launches • Deduplication by path, size, and timestamp fingerprinting • Live progress tracking with structured logs for every phase SEMANTIC SEARCH WITH STREAMING • One-tap queries embed prompts and run similarity search against Pinecone • Server-Sent Events deliver incremental answer deltas—no blocking spinners • Citations reference exact chunks with document names and source metadata • Metadata filters scope searches to specific documents or custom tags • Conversation memory keeps recent turns in context for coherent follow-ups GPT-5 REASONING MODEL SUPPORT • Choose between standard models (GPT-4o, GPT-4o mini) or GPT-5 • Dynamic controls: reasoning effort for GPT-5, temperature/top-p for others • Unified Responses API with conditional parameterization RESILIENCE & OBSERVABILITY • Pinecone health checks surface outages with dismissible banners • Circuit breaker prevents hammering unhealthy hosts • Watchdog timers catch stalled streams and trigger fallbacks • Per-search trace IDs and granular log levels make every stage inspectable • Error banners auto-dismiss after 8 seconds with user-friendly summaries SETTINGS & PRIVACY • Credentials in Keychain via SecureSettingsStore • Release guardrails prevent accidental key leaks • Model selection, chunk parameters, top-k defaults, metadata presets persist • Reset control wipes credentials and history without reinstalling • Guided onboarding validates API keys before unlocking main interface POLISHED SWIFTUI EXPERIENCE • Theme manager with alternate icons and dynamic color schemes • Reactive MVVM-S architecture decouples views from business logic • Async/await throughout keeps UI responsive during heavy operations • Design system components ensure consistency across all tabs Whether building surgical references, legal research corpora, or personal knowledge vaults, OpenCone delivers production-grade RAG without vendor dashboards or billing surprises.

Screenshots

Developer Tools4 screens
OpenCone4 screens

Verdict

The call

The clearest difference is rating: OpenCone at 5.0 against Developer Tools's 2.0. OpenCone also leads on in-app purchases (none vs 1). Developer Tools's advantage is update cadence (every 6 weeks vs every 5 months) and device support (4 vs 1). On price, ratings volume, ads and monetization model 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

Both are free to download. Developer Tools sells 1 one-off in-app purchase. OpenCone asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OpenCone holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Developer Tools ships an update every 6 weeks, OpenCone every 5 months. The most recent releases landed on August 6, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
Developer Tools versus OpenCone: the parameters behind the verdict, then further details
ParameterDeveloper ToolsOpenCone
PriceFreeFree
Rating2.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 6 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS13.0 — better17.6
Further details — not scored
Size102 MB4 MB
Age rating4+4+
DeveloperAlberto MalagoliGunnar Hostetler

Customer experience

Developer Tools

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

OpenCone

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Developer Tools

One-time1
  • Lifetime$4.99
None

OpenCone

No in-app purchases

Questions

Is Developer Tools free?
Developer Tools is free to download, with in-app purchases available.
Is OpenCone free?
OpenCone is free to download, with no in-app purchases.
Which has better reviews, Developer Tools or OpenCone?
OpenCone is rated higher. Developer Tools averages 2.0 out of 5 from 1 ratings, while OpenCone averages 5.0 from 1 ratings.
Do Developer Tools or OpenCone have ads?
Neither Developer Tools nor OpenCone shows ads.
Which is updated more often, Developer Tools or OpenCone?
Developer Tools ships an update every 6 weeks, and OpenCone every 5 months. Most recently, Developer Tools was updated on August 6, 2026 and OpenCone on September 24, 2026.

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