# Plan Flow Meter vs Temp Mail

The clearest difference is in-app purchases: Plan Flow Meter at none against Temp Mail's 3. Plan Flow Meter also leads on ads (none vs shown). Temp Mail's advantage is update cadence (monthly vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Temp Mail sells 3 in-app purchases, starting at $3.99 per month. Plan Flow Meter asks for nothing beyond the download.

Plan Flow Meter ships an update every 12 months, Temp Mail monthly. The most recent releases landed on September 17, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Plan Flow Meter | Temp Mail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (13 ratings)](https://appshunter.io/ios/app/temp-mail-burner-email/id6793336267/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 15 MB | 23 MB |
| Requires iOS | **17.6** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [雨杨 陈](https://appshunter.io/developer/1318810771) | [Adrian Pompa Pena](https://appshunter.io/developer/1869475074) |

## What reviewers say

### Plan Flow Meter

[App page](https://appshunter.io/ios/app/plan-flow-meter/id6751126870)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Temp Mail

[App page](https://appshunter.io/ios/app/temp-mail-burner-email/id6793336267)

Create temporary, receive-only email addresses instantly for online sign-ups and verifications. Protect your real inbox from spam and unwanted messages. Addresses automatically expire to maintain privacy.

**Highlights:** Disposable email addresses, Receive OTP and confirmation emails, One-tap copy address, Auto-expiring inboxes, Local notifications for new mail, Face ID lock for privacy, Pro feature: Inbox recovery

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $19.99 | per year |
| Lifetime | Free | one-time |


## Frequently asked questions

### Is Plan Flow Meter free?

Plan Flow Meter is free to download, with no in-app purchases.

### Is Temp Mail free?

Temp Mail is free to download, with in-app purchases available.

### Do Plan Flow Meter or Temp Mail have ads?

Temp Mail shows ads; Plan Flow Meter does not.

### Which is updated more often, Plan Flow Meter or Temp Mail?

Plan Flow Meter ships an update every 12 months, and Temp Mail monthly. Most recently, Plan Flow Meter was updated on September 17, 2026 and Temp Mail on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*