EmailStorm vs Nextbox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EmailStorm
This app helps you find the right contact information for important people, even if you don't have their email address. It generates a smart email list using available data, saving time for cold outreach or reconnecting with contacts.
- Smart email list generation
- Find contact information
- Save time on outreach
- Improve contact results
- Reconnect with contacts
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EmailStorm takes the guesswork out of getting in touch with important people when you don’t have their email address. By generating a smart email list using information you do have, EmailStorm saves you time and helps you get better results whether you are making cold calls or reconnecting with old friends.
Nextbox
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Nextbox makes makes it quick and easy to maintain inbox zero. You don't have to be a superhuman to rock your email any more. Just scroll through your feed and emails are marked read as you see them. Pin the ones you want to follow up on later and the rest will drop below them when your feed refreshes.
Screenshots
Verdict
The clearest difference is in-app purchases: Nextbox at none against EmailStorm's 1. Nextbox also leads on update cadence (every 9 days vs every 11 months) and iOS requirement (14.0 vs 26.0). EmailStorm's advantage is ads (none vs shown). On price 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. EmailStorm sells 1 one-off in-app purchase. Nextbox asks for nothing beyond the download.
EmailStorm ships an update every 11 months, Nextbox every 9 days. Both last shipped on September 9, 2026.
| Parameter | EmailStorm | Nextbox |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 11 months | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Olga Volkova | Next Level Coder, LLC |
In-app purchases
EmailStorm
- Remove ads$1.99
Nextbox
No in-app purchases
