Model Pulse vs Charge
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Model Pulse
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Model Pulse puts your AI subscriptions and API spend on your iPhone Home Screen, so you always know how much runway you have left. HOME SCREEN WIDGETS - Small, medium, and large widgets - See 5-hour and weekly plan windows, monthly spend, and token burn at a glance - Bar, dot, or dash limit styles to match your setup SUBSCRIPTIONS - Track plan usage for ChatGPT, Claude, Gemini, and more - 5-hour and weekly rate-limit windows with reset times - Sign in securely โ tokens are stored in the iOS Keychain and never leave your device except to talk to the provider API SPEND - Month-to-date spend for OpenAI and Anthropic organization accounts - 24-hour token and request tracking - Optional monthly budgets to pace prepaid credits USAGE ALERTS - Optional notifications when a rate-limit window or API budget crosses thresholds you choose - Alerts keep working in the background โ no need to keep the app open YOUR DATA STAYS YOURS Model Pulse has no accounts, no analytics, and no tracking. Keys live in the iOS Keychain. Requests go straight from your device to the providers you connect โ there is no Model Pulse server.
Charge
Track your AI coding usage and costs across various providers directly from your iPhone. Monitor your remaining time, weekly caps, and daily spending with at-a-glance widgets and detailed dashboards. Setup is quick, and privacy is prioritized with no access to your code or conversations.
- Rate-limit gauges per provider
- Burn-rate forecasts
- Cost dashboard (daily, weekly, monthly)
- Plan badges and account separation
- Multi-computer support
- Home and Lock Screen widgets
- Streak heatmap and cost trend
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Charge shows your AI coding usage and cost on your iPhone. "How much of my 5-hour window is left?", "Am I close to the weekly cap?", "What did I spend today?" Check it away from your desk, or from Windows, in a glance. Setup takes two minutes. Sign in with Apple, paste the one-line command the app shows you into your computer's terminal, and a lightweight collector securely uploads your usage every five minutes. (Node.js 18+, macOS / Windows / Linux) WHAT YOU GET โข Rate-limit gauges per provider: Claude and Codex out of the box, plus Gemini, Cursor, Copilot, OpenRouter and more through the macOS CodexBar bridge. Reset countdowns included. โข Burn-rate forecasts that warn before you hit a wall: "at this pace you'll run out in about 4 hours." โข Cost dashboard: today / 7-day / 30-day spend and tokens, a daily chart, and a per-model cost ranking. โข Plan badges and account separation: your plan (Max 20x, Education, ...) is detected automatically, and machines signed in with different accounts get their own cards. โข Multi-computer support: see which machine last reported and when, get a heads-up when one stops collecting, swipe to unpair. โข Limit-reset notifications and custom gauge thresholds. โข Home Screen and Lock Screen widgets, with per-provider and per-account layouts. โข Streak heatmap and 14-day cost trend. PRIVACY Charge never sees your prompts, code, or conversations. The collector reads only usage counters and cost data from your local tools and uploads them under your own Apple ID. Unpair a computer any time and its token is revoked immediately. Charge is open source: github.com/baekdusan/charge
Screenshots
Verdict
The clearest difference is update cadence: Model Pulse at every 4 days against Charge's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Model Pulse ships an update every 4 days, Charge fortnightly. The most recent releases landed on September 18, 2026 and October 3, 2026 respectively.
| Parameter | Model Pulse | Charge |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 100.0% of reviews |
| Update frequency | Every 4 days โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.4 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 47 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | MICHAEL EDWARD POTTER | Dusan Baek |
In-app purchases
Model Pulse
No in-app purchases
Charge
No in-app purchases









