How Much Is Bulk SMS in Nigeria? What Decides the Price

ATAbisola TanzakoOctober 8, 20249 min read

Phone showing one bulk SMS split into three message segments beside a stack of credits and a price tag, illustrating what decides the price of bulk SMS in Nigeria

How much is bulk SMS in Nigeria? The honest answer is that it depends on three things: how many credits you buy, whether you send promotional or transactional messages, and how long each message is. Rates change, so see current Nigeria rates on the Arkesel pricing page and select Nigeria.

What those rates don’t show you is the handful of decisions that make your final bill bigger or smaller, and how to compare quotes from different providers on equal terms.

How is bulk SMS priced in Nigeria?

On the Arkesel bulk SMS Nigeria page, bulk SMS in Nigeria is priced in naira on a credit basis, and the more credits you buy, the lower your cost per SMS. That volume tier is the first lever on your price: a sender who buys a larger bundle pays less for each message than one who tops up in small amounts.

The second lever is the category you buy. Arkesel sells Nigeria SMS in two pricing categories:

Promotional messages, for marketing campaigns such as offers, launches and reminders to opt-in customers.
Transactional/Corporate SMS, for OTPs and alerts such as login codes, payment confirmations and account notices.

Each category has its own rate table, so check the one that matches what you actually send. A quote for promotional credits tells you nothing about what your OTP traffic will cost.

Arkesel’s published Nigeria rates are indicative, and the full pricing page carries the latest rates.

Why can one message cost more than one credit?

Because bulk SMS is billed per segment, not per message. A long message is split into parts, and each part is charged.

Arkesel bills SMS per segment: a standard message holds 160 characters, but a single non-GSM character (such as an emoji or some accented letters) switches it to Unicode and cuts capacity to 70 characters, or 67 per part once the message is split into parts.

“GSM” here means the standard SMS character set: the English alphabet, numbers and common punctuation. Anything outside it changes how the whole message is encoded, not just that one character.

What that looks like in practice

A 150-character promotion in plain text fits in one segment.
Add one emoji to the same message and it no longer fits in 70 characters, so it goes out as three segments.
A 300-character plain-text message splits into more than one segment even without special characters.

Repeat that across a large contact list and one emoji can multiply the cost of the whole campaign.

How to keep length under control

Count characters before you send, and trim to fit a single segment where you can.
Avoid emoji and curly quotes copied from word processors in promotional sends.
Check names and local words for accented letters if you personalise messages.
Put the link and the call to action first, so trimming cuts filler rather than the point.

Do you pay for numbers on DND in Nigeria?

On Arkesel’s promotional route, yes.

Nigeria runs a Do-Not-Disturb (DND) service. According to the Nigerian Communications Commission’s consumer portal, subscribers can text STOP to 2442, a common short code that works across all networks, to stop all unsolicited SMS and calls. Full DND means the subscriber does not receive unsolicited messages.

On Arkesel, the promotional route charges credit for every uploaded number, including recipients blocked by DND, with no refund. The transactional (DND) route is not affected, because that route is built to reach DND numbers in the first place.

Why list hygiene is a cost lever

If a share of your promotional list sits on DND, you pay for messages those people never see. Cleaning the list cuts cost, not only failed deliveries.

Export a copy of your contact list before you change it.
If a number has not replied or bought in your last several campaigns, move it off the promotional list into a separate list, rather than deleting it, so you can bring it back.
Collect numbers through clear opt-in, where customers ask to hear from you.
Keep promotional lists separate from customer lists you use for alerts.

Our guide to bulk SMS rules in Nigeria covers the wider regulatory picture around consent and DND.

Promotional or transactional route: which do you need?

The message decides the route, and the route decides which rate table applies.

Use promotional for marketing: sales, new products, event invitations and re-engagement campaigns. Use transactional for messages a customer needs whether or not they are on DND: OTPs, payment alerts, delivery updates and account security notices.

Routing matters for cost planning because the two routes differ in price, in how they are billed and in how long they take to set up. On Arkesel Nigeria, the Transactional/Corporate (DND route) rate is higher than the Promotional rate at every volume tier, so budget more per message for OTPs and alerts than for campaigns; check both rates on the pricing page.

On Arkesel, Nigeria sender IDs are available to Nigerian-registered companies and must be 11 characters or fewer and non-numeric. Promotional sender IDs are approved in 24–48 hours, while transactional/OTP traffic must use the DND route, whose whitelisting takes about 4–6 weeks.

Two budgeting points follow from that:

Plan OTP launches early. If you need a login or payment code live by a set date, start the DND route whitelisting at least six weeks ahead, since it takes about 4–6 weeks.
Price each route separately. If you run both marketing campaigns and OTPs, estimate each one’s volume and check each against its own rate table on the pricing page.

For the step-by-step setup, including sender ID registration, see how to send bulk SMS in Nigeria.

Do unused SMS credits expire in Nigeria?

Not on Arkesel. As listed on the Arkesel Nigeria bulk SMS page, Nigeria SMS credits, both Promotional and Transactional/Corporate, carry no expiry.

That changes how you can buy. Because credit bought at a larger volume tier costs less per SMS, and unused credit doesn’t lapse, you can buy for a quarter’s worth of campaigns instead of topping up before every send.

The same page lists three more things that affect the total you pay:

No setup fees. You pay for credits, not for opening the account.
Local payment options. You can pay by card, bank transfer, or USSD.
Network coverage. Messages reach every major Nigerian network: MTN, Glo, Airtel and T2 (formerly 9mobile). Arkesel’s price does not differ by destination network.

Work out what your own volume will cost

You now know the levers: volume tier, route, message length and list quality. Put them together in this order to estimate a monthly budget:

Count recipients per route. Split your list into promotional contacts and transactional traffic such as OTPs.
Estimate segments per message. Check the character count and whether any message uses emoji or accented letters.
Multiply by sends per month. Recipients × segments × sends gives the credits each route will use.
Clean the promotional list first. Follow the list-hygiene steps above, starting with a copy of your list. Every unreachable number you move off the promotional list is credit you no longer spend.
Match the total to a volume tier. Look up the rate for that bundle size and route on the pricing page.

The fastest way to test those assumptions is to price your own traffic.

Create an Arkesel account and you get free credits on signup, so you can try the platform before you buy a bundle.

Sending at high volume? Arkesel offers custom volume pricing for Nigeria buyers whose credit purchases go beyond its top published tier. Talk to us about volume pricing.

How do you compare bulk SMS quotes in Nigeria?

A lower advertised per-SMS rate is only half the comparison. If you are looking for the cheapest bulk SMS in Nigeria, compare the cost of what actually reaches your customers, not the price of a credit on its own.

Before you buy bulk SMS in Nigeria, ask every provider the same questions:

Is the price per segment or per message? Ask how a Unicode message of 71 characters is billed.
Which route is the rate for? Get promotional and transactional prices separately.
Are DND-blocked numbers billed on promotional sends? If they are, estimate how much of your list that covers.
What volume tier is this rate at? Make sure the rate matches the bundle size you will actually buy.
Do credits expire? A lower rate on credit that lapses can cost more over a year.
Are there setup or monthly fees? Add them to the per-message cost.
How long does sender ID approval take on each route? A delay on the transactional route can hold up an OTP launch.
How can you pay? Check that card, bank transfer or USSD payments work for your finance team.

Put the answers side by side for your real monthly volume and message mix. The provider with the lowest rate on one line is not always the one with the lowest bill.

If you are still choosing a platform, our side-by-side guide can help you compare bulk SMS providers in Nigeria. If a provider offers free SMS, read about the real cost of free bulk SMS before you sign up.

Frequently asked questions

How much does bulk SMS cost in Nigeria?

The cost of bulk SMS in Nigeria depends on your volume tier, your route (promotional or transactional) and how many segments each message uses. The per-SMS cost falls as you buy more credits. For current figures, check the Nigeria rates on the Arkesel pricing page.

Why did my message use two credits?

It was longer than one segment. A plain-text message holds 160 characters. One emoji or special character switches it to Unicode, which holds 70.

Do I pay for DND numbers?

On Arkesel’s promotional route, yes: every uploaded number is charged, including DND-blocked ones, with no refund. The transactional (DND) route is not affected.

Can I use promotional SMS for OTPs?

No. On Arkesel, transactional and OTP messages must go through the DND route, which needs a whitelisted sender ID.

Which networks does bulk SMS reach in Nigeria?

On Arkesel, messages reach every major Nigerian network: MTN, Glo, Airtel and T2 (formerly 9mobile), and the price does not differ by destination network.

So, how much is bulk SMS in Nigeria for your business?

The bulk SMS price in Nigeria you end up paying is set by decisions you control: how much you buy, which route you use, how long your messages run and how clean your list is. Get those right and the same budget reaches more customers.

For more ways to improve results once you are sending, read our tips for sending bulk SMS in Nigeria. When you are ready, start with bulk SMS in Nigeria with Arkesel, and create your account to price your own volume.